update to bootstrap-4.1 and improve visibility of some text when using custom panel colours

1 files changed, 5300 insertions, 5195 deletions

diff --git a/library/bootstrap/js/bootstrap.bundle.js b/library/bootstrap/js/bootstrap.bundle.js
index 45b357d36..9bea2ea30 100644
--- a/library/bootstrap/js/bootstrap.bundle.js
+++ b/library/bootstrap/js/bootstrap.bundle.js
@@ -1,6328 +1,6433 @@
 /*!
-  * Bootstrap v4.0.0 (https://getbootstrap.com)
+  * Bootstrap v4.1.0 (https://getbootstrap.com/)
   * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
-	typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('jquery')) :
-	typeof define === 'function' && define.amd ? define(['exports', 'jquery'], factory) :
-	(factory((global.bootstrap = {}),global.jQuery));
+  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('jquery')) :
+  typeof define === 'function' && define.amd ? define(['exports', 'jquery'], factory) :
+  (factory((global.bootstrap = {}),global.jQuery));
 }(this, (function (exports,$) { 'use strict';
 
-$ = $ && $.hasOwnProperty('default') ? $['default'] : $;
+  $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
 
-function _defineProperties(target, props) {
-  for (var i = 0; i < props.length; i++) {
-    var descriptor = props[i];
-    descriptor.enumerable = descriptor.enumerable || false;
-    descriptor.configurable = true;
-    if ("value" in descriptor) descriptor.writable = true;
-    Object.defineProperty(target, descriptor.key, descriptor);
+  function _defineProperties(target, props) {
+    for (var i = 0; i < props.length; i++) {
+      var descriptor = props[i];
+      descriptor.enumerable = descriptor.enumerable || false;
+      descriptor.configurable = true;
+      if ("value" in descriptor) descriptor.writable = true;
+      Object.defineProperty(target, descriptor.key, descriptor);
+    }
   }
-}
 
-function _createClass(Constructor, protoProps, staticProps) {
-  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
-  if (staticProps) _defineProperties(Constructor, staticProps);
-  return Constructor;
-}
+  function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+  }
 
-function _extends() {
-  _extends = Object.assign || function (target) {
+  function _defineProperty(obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+
+    return obj;
+  }
+
+  function _objectSpread(target) {
     for (var i = 1; i < arguments.length; i++) {
-      var source = arguments[i];
+      var source = arguments[i] != null ? arguments[i] : {};
+      var ownKeys = Object.keys(source);
 
-      for (var key in source) {
-        if (Object.prototype.hasOwnProperty.call(source, key)) {
-          target[key] = source[key];
-        }
+      if (typeof Object.getOwnPropertySymbols === 'function') {
+        ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
+          return Object.getOwnPropertyDescriptor(source, sym).enumerable;
+        }));
       }
+
+      ownKeys.forEach(function (key) {
+        _defineProperty(target, key, source[key]);
+      });
     }
 
     return target;
-  };
-
-  return _extends.apply(this, arguments);
-}
-
-function _inheritsLoose(subClass, superClass) {
-  subClass.prototype = Object.create(superClass.prototype);
-  subClass.prototype.constructor = subClass;
-  subClass.__proto__ = superClass;
-}
+  }
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): util.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+  function _inheritsLoose(subClass, superClass) {
+    subClass.prototype = Object.create(superClass.prototype);
+    subClass.prototype.constructor = subClass;
+    subClass.__proto__ = superClass;
+  }
 
-var Util = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Private TransitionEnd Helpers
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): util.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var transition = false;
-  var MAX_UID = 1000000; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
-
-  function toType(obj) {
-    return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
-  }
-
-  function getSpecialTransitionEndEvent() {
-    return {
-      bindType: transition.end,
-      delegateType: transition.end,
-      handle: function handle(event) {
-        if ($$$1(event.target).is(this)) {
-          return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
-        }
 
-        return undefined; // eslint-disable-line no-undefined
-      }
-    };
-  }
+  var Util = function ($$$1) {
+    /**
+     * ------------------------------------------------------------------------
+     * Private TransitionEnd Helpers
+     * ------------------------------------------------------------------------
+     */
+    var TRANSITION_END = 'transitionend';
+    var MAX_UID = 1000000;
+    var MILLISECONDS_MULTIPLIER = 1000; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
 
-  function transitionEndTest() {
-    if (typeof window !== 'undefined' && window.QUnit) {
-      return false;
+    function toType(obj) {
+      return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
     }
 
-    return {
-      end: 'transitionend'
-    };
-  }
+    function getSpecialTransitionEndEvent() {
+      return {
+        bindType: TRANSITION_END,
+        delegateType: TRANSITION_END,
+        handle: function handle(event) {
+          if ($$$1(event.target).is(this)) {
+            return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
+          }
 
-  function transitionEndEmulator(duration) {
-    var _this = this;
+          return undefined; // eslint-disable-line no-undefined
+        }
+      };
+    }
 
-    var called = false;
-    $$$1(this).one(Util.TRANSITION_END, function () {
-      called = true;
-    });
-    setTimeout(function () {
-      if (!called) {
-        Util.triggerTransitionEnd(_this);
-      }
-    }, duration);
-    return this;
-  }
+    function transitionEndEmulator(duration) {
+      var _this = this;
 
-  function setTransitionEndSupport() {
-    transition = transitionEndTest();
-    $$$1.fn.emulateTransitionEnd = transitionEndEmulator;
+      var called = false;
+      $$$1(this).one(Util.TRANSITION_END, function () {
+        called = true;
+      });
+      setTimeout(function () {
+        if (!called) {
+          Util.triggerTransitionEnd(_this);
+        }
+      }, duration);
+      return this;
+    }
 
-    if (Util.supportsTransitionEnd()) {
+    function setTransitionEndSupport() {
+      $$$1.fn.emulateTransitionEnd = transitionEndEmulator;
       $$$1.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
     }
-  }
-
-  function escapeId(selector) {
-    // We escape IDs in case of special selectors (selector = '#myId:something')
-    // $.escapeSelector does not exist in jQuery < 3
-    selector = typeof $$$1.escapeSelector === 'function' ? $$$1.escapeSelector(selector).substr(1) : selector.replace(/(:|\.|\[|\]|,|=|@)/g, '\\$1');
-    return selector;
-  }
-  /**
-   * --------------------------------------------------------------------------
-   * Public Util Api
-   * --------------------------------------------------------------------------
-   */
-
+    /**
+     * --------------------------------------------------------------------------
+     * Public Util Api
+     * --------------------------------------------------------------------------
+     */
 
-  var Util = {
-    TRANSITION_END: 'bsTransitionEnd',
-    getUID: function getUID(prefix) {
-      do {
-        // eslint-disable-next-line no-bitwise
-        prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
-      } while (document.getElementById(prefix));
 
-      return prefix;
-    },
-    getSelectorFromElement: function getSelectorFromElement(element) {
-      var selector = element.getAttribute('data-target');
+    var Util = {
+      TRANSITION_END: 'bsTransitionEnd',
+      getUID: function getUID(prefix) {
+        do {
+          // eslint-disable-next-line no-bitwise
+          prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
+        } while (document.getElementById(prefix));
 
-      if (!selector || selector === '#') {
-        selector = element.getAttribute('href') || '';
-      } // If it's an ID
+        return prefix;
+      },
+      getSelectorFromElement: function getSelectorFromElement(element) {
+        var selector = element.getAttribute('data-target');
 
+        if (!selector || selector === '#') {
+          selector = element.getAttribute('href') || '';
+        }
 
-      if (selector.charAt(0) === '#') {
-        selector = escapeId(selector);
-      }
-
-      try {
-        var $selector = $$$1(document).find(selector);
-        return $selector.length > 0 ? selector : null;
-      } catch (err) {
-        return null;
-      }
-    },
-    reflow: function reflow(element) {
-      return element.offsetHeight;
-    },
-    triggerTransitionEnd: function triggerTransitionEnd(element) {
-      $$$1(element).trigger(transition.end);
-    },
-    supportsTransitionEnd: function supportsTransitionEnd() {
-      return Boolean(transition);
-    },
-    isElement: function isElement(obj) {
-      return (obj[0] || obj).nodeType;
-    },
-    typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
-      for (var property in configTypes) {
-        if (Object.prototype.hasOwnProperty.call(configTypes, property)) {
-          var expectedTypes = configTypes[property];
-          var value = config[property];
-          var valueType = value && Util.isElement(value) ? 'element' : toType(value);
-
-          if (!new RegExp(expectedTypes).test(valueType)) {
-            throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
+        try {
+          var $selector = $$$1(document).find(selector);
+          return $selector.length > 0 ? selector : null;
+        } catch (err) {
+          return null;
+        }
+      },
+      getTransitionDurationFromElement: function getTransitionDurationFromElement(element) {
+        if (!element) {
+          return 0;
+        } // Get transition-duration of the element
+
+
+        var transitionDuration = $$$1(element).css('transition-duration');
+        var floatTransitionDuration = parseFloat(transitionDuration); // Return 0 if element or transition duration is not found
+
+        if (!floatTransitionDuration) {
+          return 0;
+        } // If multiple durations are defined, take the first
+
+
+        transitionDuration = transitionDuration.split(',')[0];
+        return parseFloat(transitionDuration) * MILLISECONDS_MULTIPLIER;
+      },
+      reflow: function reflow(element) {
+        return element.offsetHeight;
+      },
+      triggerTransitionEnd: function triggerTransitionEnd(element) {
+        $$$1(element).trigger(TRANSITION_END);
+      },
+      // TODO: Remove in v5
+      supportsTransitionEnd: function supportsTransitionEnd() {
+        return Boolean(TRANSITION_END);
+      },
+      isElement: function isElement(obj) {
+        return (obj[0] || obj).nodeType;
+      },
+      typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
+        for (var property in configTypes) {
+          if (Object.prototype.hasOwnProperty.call(configTypes, property)) {
+            var expectedTypes = configTypes[property];
+            var value = config[property];
+            var valueType = value && Util.isElement(value) ? 'element' : toType(value);
+
+            if (!new RegExp(expectedTypes).test(valueType)) {
+              throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
+            }
           }
         }
       }
-    }
-  };
-  setTransitionEndSupport();
-  return Util;
-}($);
-
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): alert.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
-
-var Alert = function ($$$1) {
+    };
+    setTransitionEndSupport();
+    return Util;
+  }($);
+
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): alert.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'alert';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.alert';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var TRANSITION_DURATION = 150;
-  var Selector = {
-    DISMISS: '[data-dismiss="alert"]'
-  };
-  var Event = {
-    CLOSE: "close" + EVENT_KEY,
-    CLOSED: "closed" + EVENT_KEY,
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    ALERT: 'alert',
-    FADE: 'fade',
-    SHOW: 'show'
+
+  var Alert = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'alert';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.alert';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var Selector = {
+      DISMISS: '[data-dismiss="alert"]'
+    };
+    var Event = {
+      CLOSE: "close" + EVENT_KEY,
+      CLOSED: "closed" + EVENT_KEY,
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
+    };
+    var ClassName = {
+      ALERT: 'alert',
+      FADE: 'fade',
+      SHOW: 'show'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
+    };
 
-  var Alert =
-  /*#__PURE__*/
-  function () {
-    function Alert(element) {
-      this._element = element;
-    } // Getters
+    var Alert =
+    /*#__PURE__*/
+    function () {
+      function Alert(element) {
+        this._element = element;
+      } // Getters
 
 
-    var _proto = Alert.prototype;
+      var _proto = Alert.prototype;
 
-    // Public
-    _proto.close = function close(element) {
-      element = element || this._element;
+      // Public
+      _proto.close = function close(element) {
+        element = element || this._element;
 
-      var rootElement = this._getRootElement(element);
+        var rootElement = this._getRootElement(element);
 
-      var customEvent = this._triggerCloseEvent(rootElement);
+        var customEvent = this._triggerCloseEvent(rootElement);
 
-      if (customEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (customEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      this._removeElement(rootElement);
-    };
+        this._removeElement(rootElement);
+      };
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      this._element = null;
-    }; // Private
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        this._element = null;
+      }; // Private
 
 
-    _proto._getRootElement = function _getRootElement(element) {
-      var selector = Util.getSelectorFromElement(element);
-      var parent = false;
+      _proto._getRootElement = function _getRootElement(element) {
+        var selector = Util.getSelectorFromElement(element);
+        var parent = false;
 
-      if (selector) {
-        parent = $$$1(selector)[0];
-      }
+        if (selector) {
+          parent = $$$1(selector)[0];
+        }
 
-      if (!parent) {
-        parent = $$$1(element).closest("." + ClassName.ALERT)[0];
-      }
+        if (!parent) {
+          parent = $$$1(element).closest("." + ClassName.ALERT)[0];
+        }
 
-      return parent;
-    };
+        return parent;
+      };
 
-    _proto._triggerCloseEvent = function _triggerCloseEvent(element) {
-      var closeEvent = $$$1.Event(Event.CLOSE);
-      $$$1(element).trigger(closeEvent);
-      return closeEvent;
-    };
+      _proto._triggerCloseEvent = function _triggerCloseEvent(element) {
+        var closeEvent = $$$1.Event(Event.CLOSE);
+        $$$1(element).trigger(closeEvent);
+        return closeEvent;
+      };
 
-    _proto._removeElement = function _removeElement(element) {
-      var _this = this;
+      _proto._removeElement = function _removeElement(element) {
+        var _this = this;
 
-      $$$1(element).removeClass(ClassName.SHOW);
+        $$$1(element).removeClass(ClassName.SHOW);
 
-      if (!Util.supportsTransitionEnd() || !$$$1(element).hasClass(ClassName.FADE)) {
-        this._destroyElement(element);
+        if (!$$$1(element).hasClass(ClassName.FADE)) {
+          this._destroyElement(element);
 
-        return;
-      }
+          return;
+        }
 
-      $$$1(element).one(Util.TRANSITION_END, function (event) {
-        return _this._destroyElement(element, event);
-      }).emulateTransitionEnd(TRANSITION_DURATION);
-    };
+        var transitionDuration = Util.getTransitionDurationFromElement(element);
+        $$$1(element).one(Util.TRANSITION_END, function (event) {
+          return _this._destroyElement(element, event);
+        }).emulateTransitionEnd(transitionDuration);
+      };
 
-    _proto._destroyElement = function _destroyElement(element) {
-      $$$1(element).detach().trigger(Event.CLOSED).remove();
-    }; // Static
+      _proto._destroyElement = function _destroyElement(element) {
+        $$$1(element).detach().trigger(Event.CLOSED).remove();
+      }; // Static
 
 
-    Alert._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var $element = $$$1(this);
-        var data = $element.data(DATA_KEY);
+      Alert._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var $element = $$$1(this);
+          var data = $element.data(DATA_KEY);
 
-        if (!data) {
-          data = new Alert(this);
-          $element.data(DATA_KEY, data);
-        }
+          if (!data) {
+            data = new Alert(this);
+            $element.data(DATA_KEY, data);
+          }
 
-        if (config === 'close') {
-          data[config](this);
-        }
-      });
-    };
+          if (config === 'close') {
+            data[config](this);
+          }
+        });
+      };
 
-    Alert._handleDismiss = function _handleDismiss(alertInstance) {
-      return function (event) {
-        if (event) {
-          event.preventDefault();
-        }
+      Alert._handleDismiss = function _handleDismiss(alertInstance) {
+        return function (event) {
+          if (event) {
+            event.preventDefault();
+          }
 
-        alertInstance.close(this);
+          alertInstance.close(this);
+        };
       };
-    };
 
-    _createClass(Alert, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-    return Alert;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      _createClass(Alert, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
+        }
+      }]);
 
+      return Alert;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
 
-  $$$1.fn[NAME] = Alert._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Alert;
+    $$$1(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Alert._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Alert._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Alert;
 
-  return Alert;
-}($);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Alert._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): button.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Alert;
+  }($);
 
-var Button = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): button.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'button';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.button';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var ClassName = {
-    ACTIVE: 'active',
-    BUTTON: 'btn',
-    FOCUS: 'focus'
-  };
-  var Selector = {
-    DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
-    DATA_TOGGLE: '[data-toggle="buttons"]',
-    INPUT: 'input',
-    ACTIVE: '.active',
-    BUTTON: '.btn'
-  };
-  var Event = {
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY,
-    FOCUS_BLUR_DATA_API: "focus" + EVENT_KEY + DATA_API_KEY + " " + ("blur" + EVENT_KEY + DATA_API_KEY)
+
+  var Button = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'button';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.button';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var ClassName = {
+      ACTIVE: 'active',
+      BUTTON: 'btn',
+      FOCUS: 'focus'
+    };
+    var Selector = {
+      DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
+      DATA_TOGGLE: '[data-toggle="buttons"]',
+      INPUT: 'input',
+      ACTIVE: '.active',
+      BUTTON: '.btn'
+    };
+    var Event = {
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY,
+      FOCUS_BLUR_DATA_API: "focus" + EVENT_KEY + DATA_API_KEY + " " + ("blur" + EVENT_KEY + DATA_API_KEY)
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
+    };
 
-  var Button =
-  /*#__PURE__*/
-  function () {
-    function Button(element) {
-      this._element = element;
-    } // Getters
+    var Button =
+    /*#__PURE__*/
+    function () {
+      function Button(element) {
+        this._element = element;
+      } // Getters
 
 
-    var _proto = Button.prototype;
+      var _proto = Button.prototype;
 
-    // Public
-    _proto.toggle = function toggle() {
-      var triggerChangeEvent = true;
-      var addAriaPressed = true;
-      var rootElement = $$$1(this._element).closest(Selector.DATA_TOGGLE)[0];
+      // Public
+      _proto.toggle = function toggle() {
+        var triggerChangeEvent = true;
+        var addAriaPressed = true;
+        var rootElement = $$$1(this._element).closest(Selector.DATA_TOGGLE)[0];
 
-      if (rootElement) {
-        var input = $$$1(this._element).find(Selector.INPUT)[0];
+        if (rootElement) {
+          var input = $$$1(this._element).find(Selector.INPUT)[0];
 
-        if (input) {
-          if (input.type === 'radio') {
-            if (input.checked && $$$1(this._element).hasClass(ClassName.ACTIVE)) {
-              triggerChangeEvent = false;
-            } else {
-              var activeElement = $$$1(rootElement).find(Selector.ACTIVE)[0];
+          if (input) {
+            if (input.type === 'radio') {
+              if (input.checked && $$$1(this._element).hasClass(ClassName.ACTIVE)) {
+                triggerChangeEvent = false;
+              } else {
+                var activeElement = $$$1(rootElement).find(Selector.ACTIVE)[0];
 
-              if (activeElement) {
-                $$$1(activeElement).removeClass(ClassName.ACTIVE);
+                if (activeElement) {
+                  $$$1(activeElement).removeClass(ClassName.ACTIVE);
+                }
               }
             }
-          }
 
-          if (triggerChangeEvent) {
-            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
-              return;
+            if (triggerChangeEvent) {
+              if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
+                return;
+              }
+
+              input.checked = !$$$1(this._element).hasClass(ClassName.ACTIVE);
+              $$$1(input).trigger('change');
             }
 
-            input.checked = !$$$1(this._element).hasClass(ClassName.ACTIVE);
-            $$$1(input).trigger('change');
+            input.focus();
+            addAriaPressed = false;
           }
+        }
 
-          input.focus();
-          addAriaPressed = false;
+        if (addAriaPressed) {
+          this._element.setAttribute('aria-pressed', !$$$1(this._element).hasClass(ClassName.ACTIVE));
         }
-      }
 
-      if (addAriaPressed) {
-        this._element.setAttribute('aria-pressed', !$$$1(this._element).hasClass(ClassName.ACTIVE));
-      }
+        if (triggerChangeEvent) {
+          $$$1(this._element).toggleClass(ClassName.ACTIVE);
+        }
+      };
 
-      if (triggerChangeEvent) {
-        $$$1(this._element).toggleClass(ClassName.ACTIVE);
-      }
-    };
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        this._element = null;
+      }; // Static
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      this._element = null;
-    }; // Static
 
+      Button._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-    Button._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
+          if (!data) {
+            data = new Button(this);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-        if (!data) {
-          data = new Button(this);
-          $$$1(this).data(DATA_KEY, data);
-        }
+          if (config === 'toggle') {
+            data[config]();
+          }
+        });
+      };
 
-        if (config === 'toggle') {
-          data[config]();
+      _createClass(Button, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
         }
-      });
-    };
-
-    _createClass(Button, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-    return Button;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      }]);
 
+      return Button;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
-    event.preventDefault();
-    var button = event.target;
 
-    if (!$$$1(button).hasClass(ClassName.BUTTON)) {
-      button = $$$1(button).closest(Selector.BUTTON);
-    }
+    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
+      event.preventDefault();
+      var button = event.target;
 
-    Button._jQueryInterface.call($$$1(button), 'toggle');
-  }).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
-    var button = $$$1(event.target).closest(Selector.BUTTON)[0];
-    $$$1(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type));
-  });
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+      if (!$$$1(button).hasClass(ClassName.BUTTON)) {
+        button = $$$1(button).closest(Selector.BUTTON);
+      }
 
-  $$$1.fn[NAME] = Button._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Button;
+      Button._jQueryInterface.call($$$1(button), 'toggle');
+    }).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
+      var button = $$$1(event.target).closest(Selector.BUTTON)[0];
+      $$$1(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type));
+    });
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Button._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Button._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Button;
 
-  return Button;
-}($);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Button._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): carousel.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Button;
+  }($);
 
-var Carousel = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): carousel.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'carousel';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.carousel';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var TRANSITION_DURATION = 600;
-  var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
-
-  var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
-
-  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
-
-  var Default = {
-    interval: 5000,
-    keyboard: true,
-    slide: false,
-    pause: 'hover',
-    wrap: true
-  };
-  var DefaultType = {
-    interval: '(number|boolean)',
-    keyboard: 'boolean',
-    slide: '(boolean|string)',
-    pause: '(string|boolean)',
-    wrap: 'boolean'
-  };
-  var Direction = {
-    NEXT: 'next',
-    PREV: 'prev',
-    LEFT: 'left',
-    RIGHT: 'right'
-  };
-  var Event = {
-    SLIDE: "slide" + EVENT_KEY,
-    SLID: "slid" + EVENT_KEY,
-    KEYDOWN: "keydown" + EVENT_KEY,
-    MOUSEENTER: "mouseenter" + EVENT_KEY,
-    MOUSELEAVE: "mouseleave" + EVENT_KEY,
-    TOUCHEND: "touchend" + EVENT_KEY,
-    LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY,
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    CAROUSEL: 'carousel',
-    ACTIVE: 'active',
-    SLIDE: 'slide',
-    RIGHT: 'carousel-item-right',
-    LEFT: 'carousel-item-left',
-    NEXT: 'carousel-item-next',
-    PREV: 'carousel-item-prev',
-    ITEM: 'carousel-item'
-  };
-  var Selector = {
-    ACTIVE: '.active',
-    ACTIVE_ITEM: '.active.carousel-item',
-    ITEM: '.carousel-item',
-    NEXT_PREV: '.carousel-item-next, .carousel-item-prev',
-    INDICATORS: '.carousel-indicators',
-    DATA_SLIDE: '[data-slide], [data-slide-to]',
-    DATA_RIDE: '[data-ride="carousel"]'
+
+  var Carousel = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
-
-  };
-
-  var Carousel =
-  /*#__PURE__*/
-  function () {
-    function Carousel(element, config) {
-      this._items = null;
-      this._interval = null;
-      this._activeElement = null;
-      this._isPaused = false;
-      this._isSliding = false;
-      this.touchTimeout = null;
-      this._config = this._getConfig(config);
-      this._element = $$$1(element)[0];
-      this._indicatorsElement = $$$1(this._element).find(Selector.INDICATORS)[0];
-
-      this._addEventListeners();
-    } // Getters
-
-
-    var _proto = Carousel.prototype;
-
-    // Public
-    _proto.next = function next() {
-      if (!this._isSliding) {
-        this._slide(Direction.NEXT);
-      }
+    var NAME = 'carousel';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.carousel';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
+
+    var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+
+    var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
+
+    var Default = {
+      interval: 5000,
+      keyboard: true,
+      slide: false,
+      pause: 'hover',
+      wrap: true
     };
-
-    _proto.nextWhenVisible = function nextWhenVisible() {
-      // Don't call next when the page isn't visible
-      // or the carousel or its parent isn't visible
-      if (!document.hidden && $$$1(this._element).is(':visible') && $$$1(this._element).css('visibility') !== 'hidden') {
-        this.next();
-      }
+    var DefaultType = {
+      interval: '(number|boolean)',
+      keyboard: 'boolean',
+      slide: '(boolean|string)',
+      pause: '(string|boolean)',
+      wrap: 'boolean'
+    };
+    var Direction = {
+      NEXT: 'next',
+      PREV: 'prev',
+      LEFT: 'left',
+      RIGHT: 'right'
+    };
+    var Event = {
+      SLIDE: "slide" + EVENT_KEY,
+      SLID: "slid" + EVENT_KEY,
+      KEYDOWN: "keydown" + EVENT_KEY,
+      MOUSEENTER: "mouseenter" + EVENT_KEY,
+      MOUSELEAVE: "mouseleave" + EVENT_KEY,
+      TOUCHEND: "touchend" + EVENT_KEY,
+      LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY,
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
     };
+    var ClassName = {
+      CAROUSEL: 'carousel',
+      ACTIVE: 'active',
+      SLIDE: 'slide',
+      RIGHT: 'carousel-item-right',
+      LEFT: 'carousel-item-left',
+      NEXT: 'carousel-item-next',
+      PREV: 'carousel-item-prev',
+      ITEM: 'carousel-item'
+    };
+    var Selector = {
+      ACTIVE: '.active',
+      ACTIVE_ITEM: '.active.carousel-item',
+      ITEM: '.carousel-item',
+      NEXT_PREV: '.carousel-item-next, .carousel-item-prev',
+      INDICATORS: '.carousel-indicators',
+      DATA_SLIDE: '[data-slide], [data-slide-to]',
+      DATA_RIDE: '[data-ride="carousel"]'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-    _proto.prev = function prev() {
-      if (!this._isSliding) {
-        this._slide(Direction.PREV);
-      }
     };
 
-    _proto.pause = function pause(event) {
-      if (!event) {
-        this._isPaused = true;
-      }
+    var Carousel =
+    /*#__PURE__*/
+    function () {
+      function Carousel(element, config) {
+        this._items = null;
+        this._interval = null;
+        this._activeElement = null;
+        this._isPaused = false;
+        this._isSliding = false;
+        this.touchTimeout = null;
+        this._config = this._getConfig(config);
+        this._element = $$$1(element)[0];
+        this._indicatorsElement = $$$1(this._element).find(Selector.INDICATORS)[0];
 
-      if ($$$1(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
-        Util.triggerTransitionEnd(this._element);
-        this.cycle(true);
-      }
+        this._addEventListeners();
+      } // Getters
 
-      clearInterval(this._interval);
-      this._interval = null;
-    };
 
-    _proto.cycle = function cycle(event) {
-      if (!event) {
-        this._isPaused = false;
-      }
+      var _proto = Carousel.prototype;
+
+      // Public
+      _proto.next = function next() {
+        if (!this._isSliding) {
+          this._slide(Direction.NEXT);
+        }
+      };
+
+      _proto.nextWhenVisible = function nextWhenVisible() {
+        // Don't call next when the page isn't visible
+        // or the carousel or its parent isn't visible
+        if (!document.hidden && $$$1(this._element).is(':visible') && $$$1(this._element).css('visibility') !== 'hidden') {
+          this.next();
+        }
+      };
+
+      _proto.prev = function prev() {
+        if (!this._isSliding) {
+          this._slide(Direction.PREV);
+        }
+      };
+
+      _proto.pause = function pause(event) {
+        if (!event) {
+          this._isPaused = true;
+        }
+
+        if ($$$1(this._element).find(Selector.NEXT_PREV)[0]) {
+          Util.triggerTransitionEnd(this._element);
+          this.cycle(true);
+        }
 
-      if (this._interval) {
         clearInterval(this._interval);
         this._interval = null;
-      }
+      };
 
-      if (this._config.interval && !this._isPaused) {
-        this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
-      }
-    };
+      _proto.cycle = function cycle(event) {
+        if (!event) {
+          this._isPaused = false;
+        }
 
-    _proto.to = function to(index) {
-      var _this = this;
+        if (this._interval) {
+          clearInterval(this._interval);
+          this._interval = null;
+        }
 
-      this._activeElement = $$$1(this._element).find(Selector.ACTIVE_ITEM)[0];
+        if (this._config.interval && !this._isPaused) {
+          this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
+        }
+      };
 
-      var activeIndex = this._getItemIndex(this._activeElement);
+      _proto.to = function to(index) {
+        var _this = this;
 
-      if (index > this._items.length - 1 || index < 0) {
-        return;
-      }
+        this._activeElement = $$$1(this._element).find(Selector.ACTIVE_ITEM)[0];
 
-      if (this._isSliding) {
-        $$$1(this._element).one(Event.SLID, function () {
-          return _this.to(index);
-        });
-        return;
-      }
+        var activeIndex = this._getItemIndex(this._activeElement);
 
-      if (activeIndex === index) {
-        this.pause();
-        this.cycle();
-        return;
-      }
+        if (index > this._items.length - 1 || index < 0) {
+          return;
+        }
+
+        if (this._isSliding) {
+          $$$1(this._element).one(Event.SLID, function () {
+            return _this.to(index);
+          });
+          return;
+        }
 
-      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;
+        if (activeIndex === index) {
+          this.pause();
+          this.cycle();
+          return;
+        }
 
-      this._slide(direction, this._items[index]);
-    };
+        var direction = index > activeIndex ? Direction.NEXT : Direction.PREV;
 
-    _proto.dispose = function dispose() {
-      $$$1(this._element).off(EVENT_KEY);
-      $$$1.removeData(this._element, DATA_KEY);
-      this._items = null;
-      this._config = null;
-      this._element = null;
-      this._interval = null;
-      this._isPaused = null;
-      this._isSliding = null;
-      this._activeElement = null;
-      this._indicatorsElement = null;
-    }; // Private
-
-
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, config);
-      Util.typeCheckConfig(NAME, config, DefaultType);
-      return config;
-    };
+        this._slide(direction, this._items[index]);
+      };
 
-    _proto._addEventListeners = function _addEventListeners() {
-      var _this2 = this;
+      _proto.dispose = function dispose() {
+        $$$1(this._element).off(EVENT_KEY);
+        $$$1.removeData(this._element, DATA_KEY);
+        this._items = null;
+        this._config = null;
+        this._element = null;
+        this._interval = null;
+        this._isPaused = null;
+        this._isSliding = null;
+        this._activeElement = null;
+        this._indicatorsElement = null;
+      }; // Private
 
-      if (this._config.keyboard) {
-        $$$1(this._element).on(Event.KEYDOWN, function (event) {
-          return _this2._keydown(event);
-        });
-      }
 
-      if (this._config.pause === 'hover') {
-        $$$1(this._element).on(Event.MOUSEENTER, function (event) {
-          return _this2.pause(event);
-        }).on(Event.MOUSELEAVE, function (event) {
-          return _this2.cycle(event);
-        });
+      _proto._getConfig = function _getConfig(config) {
+        config = _objectSpread({}, Default, config);
+        Util.typeCheckConfig(NAME, config, DefaultType);
+        return config;
+      };
 
-        if ('ontouchstart' in document.documentElement) {
-          // If it's a touch-enabled device, mouseenter/leave are fired as
-          // part of the mouse compatibility events on first tap - the carousel
-          // would stop cycling until user tapped out of it;
-          // here, we listen for touchend, explicitly pause the carousel
-          // (as if it's the second time we tap on it, mouseenter compat event
-          // is NOT fired) and after a timeout (to allow for mouse compatibility
-          // events to fire) we explicitly restart cycling
-          $$$1(this._element).on(Event.TOUCHEND, function () {
-            _this2.pause();
-
-            if (_this2.touchTimeout) {
-              clearTimeout(_this2.touchTimeout);
-            }
+      _proto._addEventListeners = function _addEventListeners() {
+        var _this2 = this;
 
-            _this2.touchTimeout = setTimeout(function (event) {
-              return _this2.cycle(event);
-            }, TOUCHEVENT_COMPAT_WAIT + _this2._config.interval);
+        if (this._config.keyboard) {
+          $$$1(this._element).on(Event.KEYDOWN, function (event) {
+            return _this2._keydown(event);
           });
         }
-      }
-    };
 
-    _proto._keydown = function _keydown(event) {
-      if (/input|textarea/i.test(event.target.tagName)) {
-        return;
-      }
+        if (this._config.pause === 'hover') {
+          $$$1(this._element).on(Event.MOUSEENTER, function (event) {
+            return _this2.pause(event);
+          }).on(Event.MOUSELEAVE, function (event) {
+            return _this2.cycle(event);
+          });
 
-      switch (event.which) {
-        case ARROW_LEFT_KEYCODE:
-          event.preventDefault();
-          this.prev();
-          break;
+          if ('ontouchstart' in document.documentElement) {
+            // If it's a touch-enabled device, mouseenter/leave are fired as
+            // part of the mouse compatibility events on first tap - the carousel
+            // would stop cycling until user tapped out of it;
+            // here, we listen for touchend, explicitly pause the carousel
+            // (as if it's the second time we tap on it, mouseenter compat event
+            // is NOT fired) and after a timeout (to allow for mouse compatibility
+            // events to fire) we explicitly restart cycling
+            $$$1(this._element).on(Event.TOUCHEND, function () {
+              _this2.pause();
+
+              if (_this2.touchTimeout) {
+                clearTimeout(_this2.touchTimeout);
+              }
 
-        case ARROW_RIGHT_KEYCODE:
-          event.preventDefault();
-          this.next();
-          break;
+              _this2.touchTimeout = setTimeout(function (event) {
+                return _this2.cycle(event);
+              }, TOUCHEVENT_COMPAT_WAIT + _this2._config.interval);
+            });
+          }
+        }
+      };
 
-        default:
-      }
-    };
+      _proto._keydown = function _keydown(event) {
+        if (/input|textarea/i.test(event.target.tagName)) {
+          return;
+        }
 
-    _proto._getItemIndex = function _getItemIndex(element) {
-      this._items = $$$1.makeArray($$$1(element).parent().find(Selector.ITEM));
-      return this._items.indexOf(element);
-    };
+        switch (event.which) {
+          case ARROW_LEFT_KEYCODE:
+            event.preventDefault();
+            this.prev();
+            break;
 
-    _proto._getItemByDirection = function _getItemByDirection(direction, activeElement) {
-      var isNextDirection = direction === Direction.NEXT;
-      var isPrevDirection = direction === Direction.PREV;
+          case ARROW_RIGHT_KEYCODE:
+            event.preventDefault();
+            this.next();
+            break;
 
-      var activeIndex = this._getItemIndex(activeElement);
+          default:
+        }
+      };
 
-      var lastItemIndex = this._items.length - 1;
-      var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
+      _proto._getItemIndex = function _getItemIndex(element) {
+        this._items = $$$1.makeArray($$$1(element).parent().find(Selector.ITEM));
+        return this._items.indexOf(element);
+      };
 
-      if (isGoingToWrap && !this._config.wrap) {
-        return activeElement;
-      }
+      _proto._getItemByDirection = function _getItemByDirection(direction, activeElement) {
+        var isNextDirection = direction === Direction.NEXT;
+        var isPrevDirection = direction === Direction.PREV;
 
-      var delta = direction === Direction.PREV ? -1 : 1;
-      var itemIndex = (activeIndex + delta) % this._items.length;
-      return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
-    };
+        var activeIndex = this._getItemIndex(activeElement);
 
-    _proto._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
-      var targetIndex = this._getItemIndex(relatedTarget);
+        var lastItemIndex = this._items.length - 1;
+        var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
 
-      var fromIndex = this._getItemIndex($$$1(this._element).find(Selector.ACTIVE_ITEM)[0]);
+        if (isGoingToWrap && !this._config.wrap) {
+          return activeElement;
+        }
 
-      var slideEvent = $$$1.Event(Event.SLIDE, {
-        relatedTarget: relatedTarget,
-        direction: eventDirectionName,
-        from: fromIndex,
-        to: targetIndex
-      });
-      $$$1(this._element).trigger(slideEvent);
-      return slideEvent;
-    };
+        var delta = direction === Direction.PREV ? -1 : 1;
+        var itemIndex = (activeIndex + delta) % this._items.length;
+        return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
+      };
+
+      _proto._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
+        var targetIndex = this._getItemIndex(relatedTarget);
+
+        var fromIndex = this._getItemIndex($$$1(this._element).find(Selector.ACTIVE_ITEM)[0]);
+
+        var slideEvent = $$$1.Event(Event.SLIDE, {
+          relatedTarget: relatedTarget,
+          direction: eventDirectionName,
+          from: fromIndex,
+          to: targetIndex
+        });
+        $$$1(this._element).trigger(slideEvent);
+        return slideEvent;
+      };
 
-    _proto._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
-      if (this._indicatorsElement) {
-        $$$1(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+      _proto._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
+        if (this._indicatorsElement) {
+          $$$1(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
 
-        var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
+          var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
 
-        if (nextIndicator) {
-          $$$1(nextIndicator).addClass(ClassName.ACTIVE);
+          if (nextIndicator) {
+            $$$1(nextIndicator).addClass(ClassName.ACTIVE);
+          }
         }
-      }
-    };
+      };
 
-    _proto._slide = function _slide(direction, element) {
-      var _this3 = this;
+      _proto._slide = function _slide(direction, element) {
+        var _this3 = this;
 
-      var activeElement = $$$1(this._element).find(Selector.ACTIVE_ITEM)[0];
+        var activeElement = $$$1(this._element).find(Selector.ACTIVE_ITEM)[0];
 
-      var activeElementIndex = this._getItemIndex(activeElement);
+        var activeElementIndex = this._getItemIndex(activeElement);
 
-      var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
+        var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
 
-      var nextElementIndex = this._getItemIndex(nextElement);
+        var nextElementIndex = this._getItemIndex(nextElement);
 
-      var isCycling = Boolean(this._interval);
-      var directionalClassName;
-      var orderClassName;
-      var eventDirectionName;
+        var isCycling = Boolean(this._interval);
+        var directionalClassName;
+        var orderClassName;
+        var eventDirectionName;
 
-      if (direction === Direction.NEXT) {
-        directionalClassName = ClassName.LEFT;
-        orderClassName = ClassName.NEXT;
-        eventDirectionName = Direction.LEFT;
-      } else {
-        directionalClassName = ClassName.RIGHT;
-        orderClassName = ClassName.PREV;
-        eventDirectionName = Direction.RIGHT;
-      }
+        if (direction === Direction.NEXT) {
+          directionalClassName = ClassName.LEFT;
+          orderClassName = ClassName.NEXT;
+          eventDirectionName = Direction.LEFT;
+        } else {
+          directionalClassName = ClassName.RIGHT;
+          orderClassName = ClassName.PREV;
+          eventDirectionName = Direction.RIGHT;
+        }
 
-      if (nextElement && $$$1(nextElement).hasClass(ClassName.ACTIVE)) {
-        this._isSliding = false;
-        return;
-      }
+        if (nextElement && $$$1(nextElement).hasClass(ClassName.ACTIVE)) {
+          this._isSliding = false;
+          return;
+        }
 
-      var slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);
+        var slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);
 
-      if (slideEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (slideEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      if (!activeElement || !nextElement) {
-        // Some weirdness is happening, so we bail
-        return;
-      }
+        if (!activeElement || !nextElement) {
+          // Some weirdness is happening, so we bail
+          return;
+        }
 
-      this._isSliding = true;
+        this._isSliding = true;
 
-      if (isCycling) {
-        this.pause();
-      }
+        if (isCycling) {
+          this.pause();
+        }
 
-      this._setActiveIndicatorElement(nextElement);
+        this._setActiveIndicatorElement(nextElement);
 
-      var slidEvent = $$$1.Event(Event.SLID, {
-        relatedTarget: nextElement,
-        direction: eventDirectionName,
-        from: activeElementIndex,
-        to: nextElementIndex
-      });
+        var slidEvent = $$$1.Event(Event.SLID, {
+          relatedTarget: nextElement,
+          direction: eventDirectionName,
+          from: activeElementIndex,
+          to: nextElementIndex
+        });
 
-      if (Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.SLIDE)) {
-        $$$1(nextElement).addClass(orderClassName);
-        Util.reflow(nextElement);
-        $$$1(activeElement).addClass(directionalClassName);
-        $$$1(nextElement).addClass(directionalClassName);
-        $$$1(activeElement).one(Util.TRANSITION_END, function () {
-          $$$1(nextElement).removeClass(directionalClassName + " " + orderClassName).addClass(ClassName.ACTIVE);
-          $$$1(activeElement).removeClass(ClassName.ACTIVE + " " + orderClassName + " " + directionalClassName);
-          _this3._isSliding = false;
-          setTimeout(function () {
-            return $$$1(_this3._element).trigger(slidEvent);
-          }, 0);
-        }).emulateTransitionEnd(TRANSITION_DURATION);
-      } else {
-        $$$1(activeElement).removeClass(ClassName.ACTIVE);
-        $$$1(nextElement).addClass(ClassName.ACTIVE);
-        this._isSliding = false;
-        $$$1(this._element).trigger(slidEvent);
-      }
+        if ($$$1(this._element).hasClass(ClassName.SLIDE)) {
+          $$$1(nextElement).addClass(orderClassName);
+          Util.reflow(nextElement);
+          $$$1(activeElement).addClass(directionalClassName);
+          $$$1(nextElement).addClass(directionalClassName);
+          var transitionDuration = Util.getTransitionDurationFromElement(activeElement);
+          $$$1(activeElement).one(Util.TRANSITION_END, function () {
+            $$$1(nextElement).removeClass(directionalClassName + " " + orderClassName).addClass(ClassName.ACTIVE);
+            $$$1(activeElement).removeClass(ClassName.ACTIVE + " " + orderClassName + " " + directionalClassName);
+            _this3._isSliding = false;
+            setTimeout(function () {
+              return $$$1(_this3._element).trigger(slidEvent);
+            }, 0);
+          }).emulateTransitionEnd(transitionDuration);
+        } else {
+          $$$1(activeElement).removeClass(ClassName.ACTIVE);
+          $$$1(nextElement).addClass(ClassName.ACTIVE);
+          this._isSliding = false;
+          $$$1(this._element).trigger(slidEvent);
+        }
 
-      if (isCycling) {
-        this.cycle();
-      }
-    }; // Static
+        if (isCycling) {
+          this.cycle();
+        }
+      }; // Static
 
 
-    Carousel._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
+      Carousel._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-        var _config = _extends({}, Default, $$$1(this).data());
+          var _config = _objectSpread({}, Default, $$$1(this).data());
 
-        if (typeof config === 'object') {
-          _config = _extends({}, _config, config);
-        }
+          if (typeof config === 'object') {
+            _config = _objectSpread({}, _config, config);
+          }
 
-        var action = typeof config === 'string' ? config : _config.slide;
+          var action = typeof config === 'string' ? config : _config.slide;
 
-        if (!data) {
-          data = new Carousel(this, _config);
-          $$$1(this).data(DATA_KEY, data);
-        }
+          if (!data) {
+            data = new Carousel(this, _config);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-        if (typeof config === 'number') {
-          data.to(config);
-        } else if (typeof action === 'string') {
-          if (typeof data[action] === 'undefined') {
-            throw new TypeError("No method named \"" + action + "\"");
+          if (typeof config === 'number') {
+            data.to(config);
+          } else if (typeof action === 'string') {
+            if (typeof data[action] === 'undefined') {
+              throw new TypeError("No method named \"" + action + "\"");
+            }
+
+            data[action]();
+          } else if (_config.interval) {
+            data.pause();
+            data.cycle();
           }
+        });
+      };
+
+      Carousel._dataApiClickHandler = function _dataApiClickHandler(event) {
+        var selector = Util.getSelectorFromElement(this);
 
-          data[action]();
-        } else if (_config.interval) {
-          data.pause();
-          data.cycle();
+        if (!selector) {
+          return;
         }
-      });
-    };
 
-    Carousel._dataApiClickHandler = function _dataApiClickHandler(event) {
-      var selector = Util.getSelectorFromElement(this);
+        var target = $$$1(selector)[0];
 
-      if (!selector) {
-        return;
-      }
+        if (!target || !$$$1(target).hasClass(ClassName.CAROUSEL)) {
+          return;
+        }
 
-      var target = $$$1(selector)[0];
+        var config = _objectSpread({}, $$$1(target).data(), $$$1(this).data());
 
-      if (!target || !$$$1(target).hasClass(ClassName.CAROUSEL)) {
-        return;
-      }
+        var slideIndex = this.getAttribute('data-slide-to');
 
-      var config = _extends({}, $$$1(target).data(), $$$1(this).data());
-      var slideIndex = this.getAttribute('data-slide-to');
+        if (slideIndex) {
+          config.interval = false;
+        }
 
-      if (slideIndex) {
-        config.interval = false;
-      }
+        Carousel._jQueryInterface.call($$$1(target), config);
 
-      Carousel._jQueryInterface.call($$$1(target), config);
+        if (slideIndex) {
+          $$$1(target).data(DATA_KEY).to(slideIndex);
+        }
 
-      if (slideIndex) {
-        $$$1(target).data(DATA_KEY).to(slideIndex);
-      }
+        event.preventDefault();
+      };
 
-      event.preventDefault();
-    };
+      _createClass(Carousel, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
+        }
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
+        }
+      }]);
 
-    _createClass(Carousel, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }]);
-    return Carousel;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      return Carousel;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
 
-  $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);
-  $$$1(window).on(Event.LOAD_DATA_API, function () {
-    $$$1(Selector.DATA_RIDE).each(function () {
-      var $carousel = $$$1(this);
+    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler);
+    $$$1(window).on(Event.LOAD_DATA_API, function () {
+      $$$1(Selector.DATA_RIDE).each(function () {
+        var $carousel = $$$1(this);
 
-      Carousel._jQueryInterface.call($carousel, $carousel.data());
+        Carousel._jQueryInterface.call($carousel, $carousel.data());
+      });
     });
-  });
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
-
-  $$$1.fn[NAME] = Carousel._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Carousel;
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Carousel._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Carousel._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Carousel;
 
-  return Carousel;
-}($);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Carousel._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): collapse.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Carousel;
+  }($);
 
-var Collapse = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): collapse.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'collapse';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.collapse';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var TRANSITION_DURATION = 600;
-  var Default = {
-    toggle: true,
-    parent: ''
-  };
-  var DefaultType = {
-    toggle: 'boolean',
-    parent: '(string|element)'
-  };
-  var Event = {
-    SHOW: "show" + EVENT_KEY,
-    SHOWN: "shown" + EVENT_KEY,
-    HIDE: "hide" + EVENT_KEY,
-    HIDDEN: "hidden" + EVENT_KEY,
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    SHOW: 'show',
-    COLLAPSE: 'collapse',
-    COLLAPSING: 'collapsing',
-    COLLAPSED: 'collapsed'
-  };
-  var Dimension = {
-    WIDTH: 'width',
-    HEIGHT: 'height'
-  };
-  var Selector = {
-    ACTIVES: '.show, .collapsing',
-    DATA_TOGGLE: '[data-toggle="collapse"]'
+
+  var Collapse = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'collapse';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.collapse';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var Default = {
+      toggle: true,
+      parent: ''
+    };
+    var DefaultType = {
+      toggle: 'boolean',
+      parent: '(string|element)'
+    };
+    var Event = {
+      SHOW: "show" + EVENT_KEY,
+      SHOWN: "shown" + EVENT_KEY,
+      HIDE: "hide" + EVENT_KEY,
+      HIDDEN: "hidden" + EVENT_KEY,
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
+    };
+    var ClassName = {
+      SHOW: 'show',
+      COLLAPSE: 'collapse',
+      COLLAPSING: 'collapsing',
+      COLLAPSED: 'collapsed'
+    };
+    var Dimension = {
+      WIDTH: 'width',
+      HEIGHT: 'height'
+    };
+    var Selector = {
+      ACTIVES: '.show, .collapsing',
+      DATA_TOGGLE: '[data-toggle="collapse"]'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
+    };
 
-  var Collapse =
-  /*#__PURE__*/
-  function () {
-    function Collapse(element, config) {
-      this._isTransitioning = false;
-      this._element = element;
-      this._config = this._getConfig(config);
-      this._triggerArray = $$$1.makeArray($$$1("[data-toggle=\"collapse\"][href=\"#" + element.id + "\"]," + ("[data-toggle=\"collapse\"][data-target=\"#" + element.id + "\"]")));
-      var tabToggles = $$$1(Selector.DATA_TOGGLE);
+    var Collapse =
+    /*#__PURE__*/
+    function () {
+      function Collapse(element, config) {
+        this._isTransitioning = false;
+        this._element = element;
+        this._config = this._getConfig(config);
+        this._triggerArray = $$$1.makeArray($$$1("[data-toggle=\"collapse\"][href=\"#" + element.id + "\"]," + ("[data-toggle=\"collapse\"][data-target=\"#" + element.id + "\"]")));
+        var tabToggles = $$$1(Selector.DATA_TOGGLE);
 
-      for (var i = 0; i < tabToggles.length; i++) {
-        var elem = tabToggles[i];
-        var selector = Util.getSelectorFromElement(elem);
+        for (var i = 0; i < tabToggles.length; i++) {
+          var elem = tabToggles[i];
+          var selector = Util.getSelectorFromElement(elem);
 
-        if (selector !== null && $$$1(selector).filter(element).length > 0) {
-          this._selector = selector;
+          if (selector !== null && $$$1(selector).filter(element).length > 0) {
+            this._selector = selector;
 
-          this._triggerArray.push(elem);
+            this._triggerArray.push(elem);
+          }
         }
-      }
 
-      this._parent = this._config.parent ? this._getParent() : null;
+        this._parent = this._config.parent ? this._getParent() : null;
 
-      if (!this._config.parent) {
-        this._addAriaAndCollapsedClass(this._element, this._triggerArray);
-      }
+        if (!this._config.parent) {
+          this._addAriaAndCollapsedClass(this._element, this._triggerArray);
+        }
 
-      if (this._config.toggle) {
-        this.toggle();
-      }
-    } // Getters
+        if (this._config.toggle) {
+          this.toggle();
+        }
+      } // Getters
 
 
-    var _proto = Collapse.prototype;
+      var _proto = Collapse.prototype;
 
-    // Public
-    _proto.toggle = function toggle() {
-      if ($$$1(this._element).hasClass(ClassName.SHOW)) {
-        this.hide();
-      } else {
-        this.show();
-      }
-    };
+      // Public
+      _proto.toggle = function toggle() {
+        if ($$$1(this._element).hasClass(ClassName.SHOW)) {
+          this.hide();
+        } else {
+          this.show();
+        }
+      };
 
-    _proto.show = function show() {
-      var _this = this;
+      _proto.show = function show() {
+        var _this = this;
 
-      if (this._isTransitioning || $$$1(this._element).hasClass(ClassName.SHOW)) {
-        return;
-      }
+        if (this._isTransitioning || $$$1(this._element).hasClass(ClassName.SHOW)) {
+          return;
+        }
 
-      var actives;
-      var activesData;
+        var actives;
+        var activesData;
 
-      if (this._parent) {
-        actives = $$$1.makeArray($$$1(this._parent).find(Selector.ACTIVES).filter("[data-parent=\"" + this._config.parent + "\"]"));
+        if (this._parent) {
+          actives = $$$1.makeArray($$$1(this._parent).find(Selector.ACTIVES).filter("[data-parent=\"" + this._config.parent + "\"]"));
 
-        if (actives.length === 0) {
-          actives = null;
+          if (actives.length === 0) {
+            actives = null;
+          }
         }
-      }
 
-      if (actives) {
-        activesData = $$$1(actives).not(this._selector).data(DATA_KEY);
+        if (actives) {
+          activesData = $$$1(actives).not(this._selector).data(DATA_KEY);
 
-        if (activesData && activesData._isTransitioning) {
-          return;
+          if (activesData && activesData._isTransitioning) {
+            return;
+          }
         }
-      }
 
-      var startEvent = $$$1.Event(Event.SHOW);
-      $$$1(this._element).trigger(startEvent);
+        var startEvent = $$$1.Event(Event.SHOW);
+        $$$1(this._element).trigger(startEvent);
 
-      if (startEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (startEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      if (actives) {
-        Collapse._jQueryInterface.call($$$1(actives).not(this._selector), 'hide');
+        if (actives) {
+          Collapse._jQueryInterface.call($$$1(actives).not(this._selector), 'hide');
 
-        if (!activesData) {
-          $$$1(actives).data(DATA_KEY, null);
+          if (!activesData) {
+            $$$1(actives).data(DATA_KEY, null);
+          }
         }
-      }
 
-      var dimension = this._getDimension();
+        var dimension = this._getDimension();
 
-      $$$1(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
-      this._element.style[dimension] = 0;
-
-      if (this._triggerArray.length > 0) {
-        $$$1(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
-      }
+        $$$1(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING);
+        this._element.style[dimension] = 0;
 
-      this.setTransitioning(true);
+        if (this._triggerArray.length > 0) {
+          $$$1(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true);
+        }
 
-      var complete = function complete() {
-        $$$1(_this._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.SHOW);
-        _this._element.style[dimension] = '';
+        this.setTransitioning(true);
 
-        _this.setTransitioning(false);
+        var complete = function complete() {
+          $$$1(_this._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.SHOW);
+          _this._element.style[dimension] = '';
 
-        $$$1(_this._element).trigger(Event.SHOWN);
-      };
+          _this.setTransitioning(false);
 
-      if (!Util.supportsTransitionEnd()) {
-        complete();
-        return;
-      }
+          $$$1(_this._element).trigger(Event.SHOWN);
+        };
 
-      var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
-      var scrollSize = "scroll" + capitalizedDimension;
-      $$$1(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-      this._element.style[dimension] = this._element[scrollSize] + "px";
-    };
+        var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
+        var scrollSize = "scroll" + capitalizedDimension;
+        var transitionDuration = Util.getTransitionDurationFromElement(this._element);
+        $$$1(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
+        this._element.style[dimension] = this._element[scrollSize] + "px";
+      };
 
-    _proto.hide = function hide() {
-      var _this2 = this;
+      _proto.hide = function hide() {
+        var _this2 = this;
 
-      if (this._isTransitioning || !$$$1(this._element).hasClass(ClassName.SHOW)) {
-        return;
-      }
+        if (this._isTransitioning || !$$$1(this._element).hasClass(ClassName.SHOW)) {
+          return;
+        }
 
-      var startEvent = $$$1.Event(Event.HIDE);
-      $$$1(this._element).trigger(startEvent);
+        var startEvent = $$$1.Event(Event.HIDE);
+        $$$1(this._element).trigger(startEvent);
 
-      if (startEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (startEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      var dimension = this._getDimension();
+        var dimension = this._getDimension();
 
-      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + "px";
-      Util.reflow(this._element);
-      $$$1(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
+        this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + "px";
+        Util.reflow(this._element);
+        $$$1(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW);
 
-      if (this._triggerArray.length > 0) {
-        for (var i = 0; i < this._triggerArray.length; i++) {
-          var trigger = this._triggerArray[i];
-          var selector = Util.getSelectorFromElement(trigger);
+        if (this._triggerArray.length > 0) {
+          for (var i = 0; i < this._triggerArray.length; i++) {
+            var trigger = this._triggerArray[i];
+            var selector = Util.getSelectorFromElement(trigger);
 
-          if (selector !== null) {
-            var $elem = $$$1(selector);
+            if (selector !== null) {
+              var $elem = $$$1(selector);
 
-            if (!$elem.hasClass(ClassName.SHOW)) {
-              $$$1(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+              if (!$elem.hasClass(ClassName.SHOW)) {
+                $$$1(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false);
+              }
             }
           }
         }
-      }
 
-      this.setTransitioning(true);
+        this.setTransitioning(true);
 
-      var complete = function complete() {
-        _this2.setTransitioning(false);
+        var complete = function complete() {
+          _this2.setTransitioning(false);
 
-        $$$1(_this2._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
+          $$$1(_this2._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN);
+        };
+
+        this._element.style[dimension] = '';
+        var transitionDuration = Util.getTransitionDurationFromElement(this._element);
+        $$$1(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
       };
 
-      this._element.style[dimension] = '';
+      _proto.setTransitioning = function setTransitioning(isTransitioning) {
+        this._isTransitioning = isTransitioning;
+      };
 
-      if (!Util.supportsTransitionEnd()) {
-        complete();
-        return;
-      }
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        this._config = null;
+        this._parent = null;
+        this._element = null;
+        this._triggerArray = null;
+        this._isTransitioning = null;
+      }; // Private
 
-      $$$1(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-    };
 
-    _proto.setTransitioning = function setTransitioning(isTransitioning) {
-      this._isTransitioning = isTransitioning;
-    };
+      _proto._getConfig = function _getConfig(config) {
+        config = _objectSpread({}, Default, config);
+        config.toggle = Boolean(config.toggle); // Coerce string values
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      this._config = null;
-      this._parent = null;
-      this._element = null;
-      this._triggerArray = null;
-      this._isTransitioning = null;
-    }; // Private
+        Util.typeCheckConfig(NAME, config, DefaultType);
+        return config;
+      };
 
+      _proto._getDimension = function _getDimension() {
+        var hasWidth = $$$1(this._element).hasClass(Dimension.WIDTH);
+        return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
+      };
 
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, config);
-      config.toggle = Boolean(config.toggle); // Coerce string values
+      _proto._getParent = function _getParent() {
+        var _this3 = this;
 
-      Util.typeCheckConfig(NAME, config, DefaultType);
-      return config;
-    };
+        var parent = null;
 
-    _proto._getDimension = function _getDimension() {
-      var hasWidth = $$$1(this._element).hasClass(Dimension.WIDTH);
-      return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT;
-    };
+        if (Util.isElement(this._config.parent)) {
+          parent = this._config.parent; // It's a jQuery object
 
-    _proto._getParent = function _getParent() {
-      var _this3 = this;
+          if (typeof this._config.parent.jquery !== 'undefined') {
+            parent = this._config.parent[0];
+          }
+        } else {
+          parent = $$$1(this._config.parent)[0];
+        }
 
-      var parent = null;
+        var selector = "[data-toggle=\"collapse\"][data-parent=\"" + this._config.parent + "\"]";
+        $$$1(parent).find(selector).each(function (i, element) {
+          _this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
+        });
+        return parent;
+      };
 
-      if (Util.isElement(this._config.parent)) {
-        parent = this._config.parent; // It's a jQuery object
+      _proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
+        if (element) {
+          var isOpen = $$$1(element).hasClass(ClassName.SHOW);
 
-        if (typeof this._config.parent.jquery !== 'undefined') {
-          parent = this._config.parent[0];
+          if (triggerArray.length > 0) {
+            $$$1(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
+          }
         }
-      } else {
-        parent = $$$1(this._config.parent)[0];
-      }
+      }; // Static
 
-      var selector = "[data-toggle=\"collapse\"][data-parent=\"" + this._config.parent + "\"]";
-      $$$1(parent).find(selector).each(function (i, element) {
-        _this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
-      });
-      return parent;
-    };
 
-    _proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
-      if (element) {
-        var isOpen = $$$1(element).hasClass(ClassName.SHOW);
+      Collapse._getTargetFromElement = function _getTargetFromElement(element) {
+        var selector = Util.getSelectorFromElement(element);
+        return selector ? $$$1(selector)[0] : null;
+      };
 
-        if (triggerArray.length > 0) {
-          $$$1(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
-        }
-      }
-    }; // Static
+      Collapse._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var $this = $$$1(this);
+          var data = $this.data(DATA_KEY);
 
+          var _config = _objectSpread({}, Default, $this.data(), typeof config === 'object' && config);
 
-    Collapse._getTargetFromElement = function _getTargetFromElement(element) {
-      var selector = Util.getSelectorFromElement(element);
-      return selector ? $$$1(selector)[0] : null;
-    };
+          if (!data && _config.toggle && /show|hide/.test(config)) {
+            _config.toggle = false;
+          }
 
-    Collapse._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var $this = $$$1(this);
-        var data = $this.data(DATA_KEY);
+          if (!data) {
+            data = new Collapse(this, _config);
+            $this.data(DATA_KEY, data);
+          }
 
-        var _config = _extends({}, Default, $this.data(), typeof config === 'object' && config);
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
 
-        if (!data && _config.toggle && /show|hide/.test(config)) {
-          _config.toggle = false;
-        }
+            data[config]();
+          }
+        });
+      };
 
-        if (!data) {
-          data = new Collapse(this, _config);
-          $this.data(DATA_KEY, data);
+      _createClass(Collapse, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
+        }
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
         }
+      }]);
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
-          }
+      return Collapse;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
-          data[config]();
-        }
+
+    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+      // preventDefault only for <a> elements (which change the URL) not inside the collapsible element
+      if (event.currentTarget.tagName === 'A') {
+        event.preventDefault();
+      }
+
+      var $trigger = $$$1(this);
+      var selector = Util.getSelectorFromElement(this);
+      $$$1(selector).each(function () {
+        var $target = $$$1(this);
+        var data = $target.data(DATA_KEY);
+        var config = data ? 'toggle' : $trigger.data();
+
+        Collapse._jQueryInterface.call($target, config);
       });
+    });
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
+
+    $$$1.fn[NAME] = Collapse._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Collapse;
+
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Collapse._jQueryInterface;
     };
 
-    _createClass(Collapse, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
+    return Collapse;
+  }($);
+
+  /**!
+   * @fileOverview Kickass library to create and place poppers near their reference elements.
+   * @version 1.14.1
+   * @license
+   * Copyright (c) 2016 Federico Zivolo and contributors
+   *
+   * Permission is hereby granted, free of charge, to any person obtaining a copy
+   * of this software and associated documentation files (the "Software"), to deal
+   * in the Software without restriction, including without limitation the rights
+   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   * copies of the Software, and to permit persons to whom the Software is
+   * furnished to do so, subject to the following conditions:
+   *
+   * The above copyright notice and this permission notice shall be included in all
+   * copies or substantial portions of the Software.
+   *
+   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+   * SOFTWARE.
+   */
+  var isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined';
+  var longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];
+  var timeoutDuration = 0;
+  for (var i = 0; i < longerTimeoutBrowsers.length; i += 1) {
+    if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
+      timeoutDuration = 1;
+      break;
+    }
+  }
+
+  function microtaskDebounce(fn) {
+    var called = false;
+    return function () {
+      if (called) {
+        return;
       }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
+      called = true;
+      window.Promise.resolve().then(function () {
+        called = false;
+        fn();
+      });
+    };
+  }
+
+  function taskDebounce(fn) {
+    var scheduled = false;
+    return function () {
+      if (!scheduled) {
+        scheduled = true;
+        setTimeout(function () {
+          scheduled = false;
+          fn();
+        }, timeoutDuration);
       }
-    }]);
-    return Collapse;
-  }();
+    };
+  }
+
+  var supportsMicroTasks = isBrowser && window.Promise;
+
   /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+  * Create a debounced version of a method, that's asynchronously deferred
+  * but called in the minimum time possible.
+  *
+  * @method
+  * @memberof Popper.Utils
+  * @argument {Function} fn
+  * @returns {Function}
+  */
+  var debounce = supportsMicroTasks ? microtaskDebounce : taskDebounce;
 
+  /**
+   * Check if the given variable is a function
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Any} functionToCheck - variable to check
+   * @returns {Boolean} answer to: is a function?
+   */
+  function isFunction(functionToCheck) {
+    var getType = {};
+    return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
+  }
 
-  $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    // preventDefault only for <a> elements (which change the URL) not inside the collapsible element
-    if (event.currentTarget.tagName === 'A') {
-      event.preventDefault();
+  /**
+   * Get CSS computed property of the given element
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Eement} element
+   * @argument {String} property
+   */
+  function getStyleComputedProperty(element, property) {
+    if (element.nodeType !== 1) {
+      return [];
     }
+    // NOTE: 1 DOM access here
+    var css = getComputedStyle(element, null);
+    return property ? css[property] : css;
+  }
 
-    var $trigger = $$$1(this);
-    var selector = Util.getSelectorFromElement(this);
-    $$$1(selector).each(function () {
-      var $target = $$$1(this);
-      var data = $target.data(DATA_KEY);
-      var config = data ? 'toggle' : $trigger.data();
+  /**
+   * Returns the parentNode or the host of the element
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @returns {Element} parent
+   */
+  function getParentNode(element) {
+    if (element.nodeName === 'HTML') {
+      return element;
+    }
+    return element.parentNode || element.host;
+  }
 
-      Collapse._jQueryInterface.call($target, config);
-    });
-  });
   /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
+   * Returns the scrolling parent of the given element
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @returns {Element} scroll parent
    */
+  function getScrollParent(element) {
+    // Return body, `getScroll` will take care to get the correct `scrollTop` from it
+    if (!element) {
+      return document.body;
+    }
 
-  $$$1.fn[NAME] = Collapse._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Collapse;
+    switch (element.nodeName) {
+      case 'HTML':
+      case 'BODY':
+        return element.ownerDocument.body;
+      case '#document':
+        return element.body;
+    }
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Collapse._jQueryInterface;
-  };
+    // Firefox want us to check `-x` and `-y` variations as well
+
+    var _getStyleComputedProp = getStyleComputedProperty(element),
+        overflow = _getStyleComputedProp.overflow,
+        overflowX = _getStyleComputedProp.overflowX,
+        overflowY = _getStyleComputedProp.overflowY;
+
+    if (/(auto|scroll|overlay)/.test(overflow + overflowY + overflowX)) {
+      return element;
+    }
 
-  return Collapse;
-}($);
-
-/**!
- * @fileOverview Kickass library to create and place poppers near their reference elements.
- * @version 1.12.9
- * @license
- * Copyright (c) 2016 Federico Zivolo and contributors
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-var isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined';
-var longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];
-var timeoutDuration = 0;
-for (var i = 0; i < longerTimeoutBrowsers.length; i += 1) {
-  if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
-    timeoutDuration = 1;
-    break;
+    return getScrollParent(getParentNode(element));
   }
-}
 
-function microtaskDebounce(fn) {
-  var called = false;
-  return function () {
-    if (called) {
-      return;
+  /**
+   * Tells if you are running Internet Explorer
+   * @method
+   * @memberof Popper.Utils
+   * @argument {number} version to check
+   * @returns {Boolean} isIE
+   */
+  var cache = {};
+
+  var isIE = function () {
+    var version = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'all';
+
+    version = version.toString();
+    if (cache.hasOwnProperty(version)) {
+      return cache[version];
+    }
+    switch (version) {
+      case '11':
+        cache[version] = navigator.userAgent.indexOf('Trident') !== -1;
+        break;
+      case '10':
+        cache[version] = navigator.appVersion.indexOf('MSIE 10') !== -1;
+        break;
+      case 'all':
+        cache[version] = navigator.userAgent.indexOf('Trident') !== -1 || navigator.userAgent.indexOf('MSIE') !== -1;
+        break;
     }
-    called = true;
-    window.Promise.resolve().then(function () {
-      called = false;
-      fn();
+
+    //Set IE
+    cache.all = cache.all || Object.keys(cache).some(function (key) {
+      return cache[key];
     });
+    return cache[version];
   };
-}
 
-function taskDebounce(fn) {
-  var scheduled = false;
-  return function () {
-    if (!scheduled) {
-      scheduled = true;
-      setTimeout(function () {
-        scheduled = false;
-        fn();
-      }, timeoutDuration);
+  /**
+   * Returns the offset parent of the given element
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @returns {Element} offset parent
+   */
+  function getOffsetParent(element) {
+    if (!element) {
+      return document.documentElement;
     }
-  };
-}
-
-var supportsMicroTasks = isBrowser && window.Promise;
-
-/**
-* Create a debounced version of a method, that's asynchronously deferred
-* but called in the minimum time possible.
-*
-* @method
-* @memberof Popper.Utils
-* @argument {Function} fn
-* @returns {Function}
-*/
-var debounce = supportsMicroTasks ? microtaskDebounce : taskDebounce;
-
-/**
- * Check if the given variable is a function
- * @method
- * @memberof Popper.Utils
- * @argument {Any} functionToCheck - variable to check
- * @returns {Boolean} answer to: is a function?
- */
-function isFunction(functionToCheck) {
-  var getType = {};
-  return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
-}
-
-/**
- * Get CSS computed property of the given element
- * @method
- * @memberof Popper.Utils
- * @argument {Eement} element
- * @argument {String} property
- */
-function getStyleComputedProperty(element, property) {
-  if (element.nodeType !== 1) {
-    return [];
-  }
-  // NOTE: 1 DOM access here
-  var css = getComputedStyle(element, null);
-  return property ? css[property] : css;
-}
-
-/**
- * Returns the parentNode or the host of the element
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element
- * @returns {Element} parent
- */
-function getParentNode(element) {
-  if (element.nodeName === 'HTML') {
-    return element;
-  }
-  return element.parentNode || element.host;
-}
-
-/**
- * Returns the scrolling parent of the given element
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element
- * @returns {Element} scroll parent
- */
-function getScrollParent(element) {
-  // Return body, `getScroll` will take care to get the correct `scrollTop` from it
-  if (!element) {
-    return document.body;
-  }
 
-  switch (element.nodeName) {
-    case 'HTML':
-    case 'BODY':
-      return element.ownerDocument.body;
-    case '#document':
-      return element.body;
-  }
+    var noOffsetParent = isIE(10) ? document.body : null;
 
-  // Firefox want us to check `-x` and `-y` variations as well
+    // NOTE: 1 DOM access here
+    var offsetParent = element.offsetParent;
+    // Skip hidden elements which don't have an offsetParent
+    while (offsetParent === noOffsetParent && element.nextElementSibling) {
+      offsetParent = (element = element.nextElementSibling).offsetParent;
+    }
 
-  var _getStyleComputedProp = getStyleComputedProperty(element),
-      overflow = _getStyleComputedProp.overflow,
-      overflowX = _getStyleComputedProp.overflowX,
-      overflowY = _getStyleComputedProp.overflowY;
+    var nodeName = offsetParent && offsetParent.nodeName;
 
-  if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
-    return element;
-  }
+    if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
+      return element ? element.ownerDocument.documentElement : document.documentElement;
+    }
 
-  return getScrollParent(getParentNode(element));
-}
-
-/**
- * Returns the offset parent of the given element
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element
- * @returns {Element} offset parent
- */
-function getOffsetParent(element) {
-  // NOTE: 1 DOM access here
-  var offsetParent = element && element.offsetParent;
-  var nodeName = offsetParent && offsetParent.nodeName;
-
-  if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
-    if (element) {
-      return element.ownerDocument.documentElement;
+    // .offsetParent will return the closest TD or TABLE in case
+    // no offsetParent is present, I hate this job...
+    if (['TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
+      return getOffsetParent(offsetParent);
     }
 
-    return document.documentElement;
+    return offsetParent;
   }
 
-  // .offsetParent will return the closest TD or TABLE in case
-  // no offsetParent is present, I hate this job...
-  if (['TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
-    return getOffsetParent(offsetParent);
-  }
+  function isOffsetContainer(element) {
+    var nodeName = element.nodeName;
 
-  return offsetParent;
-}
+    if (nodeName === 'BODY') {
+      return false;
+    }
+    return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;
+  }
 
-function isOffsetContainer(element) {
-  var nodeName = element.nodeName;
+  /**
+   * Finds the root node (document, shadowDOM root) of the given element
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} node
+   * @returns {Element} root node
+   */
+  function getRoot(node) {
+    if (node.parentNode !== null) {
+      return getRoot(node.parentNode);
+    }
 
-  if (nodeName === 'BODY') {
-    return false;
-  }
-  return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;
-}
-
-/**
- * Finds the root node (document, shadowDOM root) of the given element
- * @method
- * @memberof Popper.Utils
- * @argument {Element} node
- * @returns {Element} root node
- */
-function getRoot(node) {
-  if (node.parentNode !== null) {
-    return getRoot(node.parentNode);
+    return node;
   }
 
-  return node;
-}
-
-/**
- * Finds the offset parent common to the two provided nodes
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element1
- * @argument {Element} element2
- * @returns {Element} common offset parent
- */
-function findCommonOffsetParent(element1, element2) {
-  // This check is needed to avoid errors in case one of the elements isn't defined for any reason
-  if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
-    return document.documentElement;
-  }
+  /**
+   * Finds the offset parent common to the two provided nodes
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element1
+   * @argument {Element} element2
+   * @returns {Element} common offset parent
+   */
+  function findCommonOffsetParent(element1, element2) {
+    // This check is needed to avoid errors in case one of the elements isn't defined for any reason
+    if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
+      return document.documentElement;
+    }
 
-  // Here we make sure to give as "start" the element that comes first in the DOM
-  var order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
-  var start = order ? element1 : element2;
-  var end = order ? element2 : element1;
+    // Here we make sure to give as "start" the element that comes first in the DOM
+    var order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
+    var start = order ? element1 : element2;
+    var end = order ? element2 : element1;
 
-  // Get common ancestor container
-  var range = document.createRange();
-  range.setStart(start, 0);
-  range.setEnd(end, 0);
-  var commonAncestorContainer = range.commonAncestorContainer;
+    // Get common ancestor container
+    var range = document.createRange();
+    range.setStart(start, 0);
+    range.setEnd(end, 0);
+    var commonAncestorContainer = range.commonAncestorContainer;
 
-  // Both nodes are inside #document
+    // Both nodes are inside #document
 
-  if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
-    if (isOffsetContainer(commonAncestorContainer)) {
-      return commonAncestorContainer;
+    if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
+      if (isOffsetContainer(commonAncestorContainer)) {
+        return commonAncestorContainer;
+      }
+
+      return getOffsetParent(commonAncestorContainer);
     }
 
-    return getOffsetParent(commonAncestorContainer);
+    // one of the nodes is inside shadowDOM, find which one
+    var element1root = getRoot(element1);
+    if (element1root.host) {
+      return findCommonOffsetParent(element1root.host, element2);
+    } else {
+      return findCommonOffsetParent(element1, getRoot(element2).host);
+    }
   }
 
-  // one of the nodes is inside shadowDOM, find which one
-  var element1root = getRoot(element1);
-  if (element1root.host) {
-    return findCommonOffsetParent(element1root.host, element2);
-  } else {
-    return findCommonOffsetParent(element1, getRoot(element2).host);
-  }
-}
-
-/**
- * Gets the scroll value of the given element in the given side (top and left)
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element
- * @argument {String} side `top` or `left`
- * @returns {number} amount of scrolled pixels
- */
-function getScroll(element) {
-  var side = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'top';
-
-  var upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
-  var nodeName = element.nodeName;
-
-  if (nodeName === 'BODY' || nodeName === 'HTML') {
-    var html = element.ownerDocument.documentElement;
-    var scrollingElement = element.ownerDocument.scrollingElement || html;
-    return scrollingElement[upperSide];
+  /**
+   * Gets the scroll value of the given element in the given side (top and left)
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @argument {String} side `top` or `left`
+   * @returns {number} amount of scrolled pixels
+   */
+  function getScroll(element) {
+    var side = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'top';
+
+    var upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
+    var nodeName = element.nodeName;
+
+    if (nodeName === 'BODY' || nodeName === 'HTML') {
+      var html = element.ownerDocument.documentElement;
+      var scrollingElement = element.ownerDocument.scrollingElement || html;
+      return scrollingElement[upperSide];
+    }
+
+    return element[upperSide];
   }
 
-  return element[upperSide];
-}
-
-/*
- * Sum or subtract the element scroll values (left and top) from a given rect object
- * @method
- * @memberof Popper.Utils
- * @param {Object} rect - Rect object you want to change
- * @param {HTMLElement} element - The element from the function reads the scroll values
- * @param {Boolean} subtract - set to true if you want to subtract the scroll values
- * @return {Object} rect - The modifier rect object
- */
-function includeScroll(rect, element) {
-  var subtract = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
-
-  var scrollTop = getScroll(element, 'top');
-  var scrollLeft = getScroll(element, 'left');
-  var modifier = subtract ? -1 : 1;
-  rect.top += scrollTop * modifier;
-  rect.bottom += scrollTop * modifier;
-  rect.left += scrollLeft * modifier;
-  rect.right += scrollLeft * modifier;
-  return rect;
-}
-
-/*
- * Helper to detect borders of a given element
- * @method
- * @memberof Popper.Utils
- * @param {CSSStyleDeclaration} styles
- * Result of `getStyleComputedProperty` on the given element
- * @param {String} axis - `x` or `y`
- * @return {number} borders - The borders size of the given axis
- */
-
-function getBordersSize(styles, axis) {
-  var sideA = axis === 'x' ? 'Left' : 'Top';
-  var sideB = sideA === 'Left' ? 'Right' : 'Bottom';
-
-  return parseFloat(styles['border' + sideA + 'Width'], 10) + parseFloat(styles['border' + sideB + 'Width'], 10);
-}
-
-/**
- * Tells if you are running Internet Explorer 10
- * @method
- * @memberof Popper.Utils
- * @returns {Boolean} isIE10
- */
-var isIE10 = undefined;
-
-var isIE10$1 = function () {
-  if (isIE10 === undefined) {
-    isIE10 = navigator.appVersion.indexOf('MSIE 10') !== -1;
+  /*
+   * Sum or subtract the element scroll values (left and top) from a given rect object
+   * @method
+   * @memberof Popper.Utils
+   * @param {Object} rect - Rect object you want to change
+   * @param {HTMLElement} element - The element from the function reads the scroll values
+   * @param {Boolean} subtract - set to true if you want to subtract the scroll values
+   * @return {Object} rect - The modifier rect object
+   */
+  function includeScroll(rect, element) {
+    var subtract = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+
+    var scrollTop = getScroll(element, 'top');
+    var scrollLeft = getScroll(element, 'left');
+    var modifier = subtract ? -1 : 1;
+    rect.top += scrollTop * modifier;
+    rect.bottom += scrollTop * modifier;
+    rect.left += scrollLeft * modifier;
+    rect.right += scrollLeft * modifier;
+    return rect;
   }
-  return isIE10;
-};
 
-function getSize(axis, body, html, computedStyle) {
-  return Math.max(body['offset' + axis], body['scroll' + axis], html['client' + axis], html['offset' + axis], html['scroll' + axis], isIE10$1() ? html['offset' + axis] + computedStyle['margin' + (axis === 'Height' ? 'Top' : 'Left')] + computedStyle['margin' + (axis === 'Height' ? 'Bottom' : 'Right')] : 0);
-}
+  /*
+   * Helper to detect borders of a given element
+   * @method
+   * @memberof Popper.Utils
+   * @param {CSSStyleDeclaration} styles
+   * Result of `getStyleComputedProperty` on the given element
+   * @param {String} axis - `x` or `y`
+   * @return {number} borders - The borders size of the given axis
+   */
 
-function getWindowSizes() {
-  var body = document.body;
-  var html = document.documentElement;
-  var computedStyle = isIE10$1() && getComputedStyle(html);
+  function getBordersSize(styles, axis) {
+    var sideA = axis === 'x' ? 'Left' : 'Top';
+    var sideB = sideA === 'Left' ? 'Right' : 'Bottom';
 
-  return {
-    height: getSize('Height', body, html, computedStyle),
-    width: getSize('Width', body, html, computedStyle)
-  };
-}
+    return parseFloat(styles['border' + sideA + 'Width'], 10) + parseFloat(styles['border' + sideB + 'Width'], 10);
+  }
 
-var classCallCheck = function (instance, Constructor) {
-  if (!(instance instanceof Constructor)) {
-    throw new TypeError("Cannot call a class as a function");
+  function getSize(axis, body, html, computedStyle) {
+    return Math.max(body['offset' + axis], body['scroll' + axis], html['client' + axis], html['offset' + axis], html['scroll' + axis], isIE(10) ? html['offset' + axis] + computedStyle['margin' + (axis === 'Height' ? 'Top' : 'Left')] + computedStyle['margin' + (axis === 'Height' ? 'Bottom' : 'Right')] : 0);
   }
-};
 
-var createClass = function () {
-  function defineProperties(target, props) {
-    for (var i = 0; i < props.length; i++) {
-      var descriptor = props[i];
-      descriptor.enumerable = descriptor.enumerable || false;
-      descriptor.configurable = true;
-      if ("value" in descriptor) descriptor.writable = true;
-      Object.defineProperty(target, descriptor.key, descriptor);
-    }
+  function getWindowSizes() {
+    var body = document.body;
+    var html = document.documentElement;
+    var computedStyle = isIE(10) && getComputedStyle(html);
+
+    return {
+      height: getSize('Height', body, html, computedStyle),
+      width: getSize('Width', body, html, computedStyle)
+    };
   }
 
-  return function (Constructor, protoProps, staticProps) {
-    if (protoProps) defineProperties(Constructor.prototype, protoProps);
-    if (staticProps) defineProperties(Constructor, staticProps);
-    return Constructor;
+  var classCallCheck = function (instance, Constructor) {
+    if (!(instance instanceof Constructor)) {
+      throw new TypeError("Cannot call a class as a function");
+    }
   };
-}();
 
+  var createClass = function () {
+    function defineProperties(target, props) {
+      for (var i = 0; i < props.length; i++) {
+        var descriptor = props[i];
+        descriptor.enumerable = descriptor.enumerable || false;
+        descriptor.configurable = true;
+        if ("value" in descriptor) descriptor.writable = true;
+        Object.defineProperty(target, descriptor.key, descriptor);
+      }
+    }
 
+    return function (Constructor, protoProps, staticProps) {
+      if (protoProps) defineProperties(Constructor.prototype, protoProps);
+      if (staticProps) defineProperties(Constructor, staticProps);
+      return Constructor;
+    };
+  }();
 
 
 
-var defineProperty = function (obj, key, value) {
-  if (key in obj) {
-    Object.defineProperty(obj, key, {
-      value: value,
-      enumerable: true,
-      configurable: true,
-      writable: true
-    });
-  } else {
-    obj[key] = value;
-  }
 
-  return obj;
-};
 
-var _extends$1 = Object.assign || function (target) {
-  for (var i = 1; i < arguments.length; i++) {
-    var source = arguments[i];
+  var defineProperty = function (obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+
+    return obj;
+  };
+
+  var _extends = Object.assign || function (target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i];
 
-    for (var key in source) {
-      if (Object.prototype.hasOwnProperty.call(source, key)) {
-        target[key] = source[key];
+      for (var key in source) {
+        if (Object.prototype.hasOwnProperty.call(source, key)) {
+          target[key] = source[key];
+        }
       }
     }
+
+    return target;
+  };
+
+  /**
+   * Given element offsets, generate an output similar to getBoundingClientRect
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Object} offsets
+   * @returns {Object} ClientRect like output
+   */
+  function getClientRect(offsets) {
+    return _extends({}, offsets, {
+      right: offsets.left + offsets.width,
+      bottom: offsets.top + offsets.height
+    });
   }
 
-  return target;
-};
-
-/**
- * Given element offsets, generate an output similar to getBoundingClientRect
- * @method
- * @memberof Popper.Utils
- * @argument {Object} offsets
- * @returns {Object} ClientRect like output
- */
-function getClientRect(offsets) {
-  return _extends$1({}, offsets, {
-    right: offsets.left + offsets.width,
-    bottom: offsets.top + offsets.height
-  });
-}
-
-/**
- * Get bounding client rect of given element
- * @method
- * @memberof Popper.Utils
- * @param {HTMLElement} element
- * @return {Object} client rect
- */
-function getBoundingClientRect(element) {
-  var rect = {};
-
-  // IE10 10 FIX: Please, don't ask, the element isn't
-  // considered in DOM in some circumstances...
-  // This isn't reproducible in IE10 compatibility mode of IE11
-  if (isIE10$1()) {
+  /**
+   * Get bounding client rect of given element
+   * @method
+   * @memberof Popper.Utils
+   * @param {HTMLElement} element
+   * @return {Object} client rect
+   */
+  function getBoundingClientRect(element) {
+    var rect = {};
+
+    // IE10 10 FIX: Please, don't ask, the element isn't
+    // considered in DOM in some circumstances...
+    // This isn't reproducible in IE10 compatibility mode of IE11
     try {
-      rect = element.getBoundingClientRect();
-      var scrollTop = getScroll(element, 'top');
-      var scrollLeft = getScroll(element, 'left');
-      rect.top += scrollTop;
-      rect.left += scrollLeft;
-      rect.bottom += scrollTop;
-      rect.right += scrollLeft;
-    } catch (err) {}
-  } else {
-    rect = element.getBoundingClientRect();
+      if (isIE(10)) {
+        rect = element.getBoundingClientRect();
+        var scrollTop = getScroll(element, 'top');
+        var scrollLeft = getScroll(element, 'left');
+        rect.top += scrollTop;
+        rect.left += scrollLeft;
+        rect.bottom += scrollTop;
+        rect.right += scrollLeft;
+      } else {
+        rect = element.getBoundingClientRect();
+      }
+    } catch (e) {}
+
+    var result = {
+      left: rect.left,
+      top: rect.top,
+      width: rect.right - rect.left,
+      height: rect.bottom - rect.top
+    };
+
+    // subtract scrollbar size from sizes
+    var sizes = element.nodeName === 'HTML' ? getWindowSizes() : {};
+    var width = sizes.width || element.clientWidth || result.right - result.left;
+    var height = sizes.height || element.clientHeight || result.bottom - result.top;
+
+    var horizScrollbar = element.offsetWidth - width;
+    var vertScrollbar = element.offsetHeight - height;
+
+    // if an hypothetical scrollbar is detected, we must be sure it's not a `border`
+    // we make this check conditional for performance reasons
+    if (horizScrollbar || vertScrollbar) {
+      var styles = getStyleComputedProperty(element);
+      horizScrollbar -= getBordersSize(styles, 'x');
+      vertScrollbar -= getBordersSize(styles, 'y');
+
+      result.width -= horizScrollbar;
+      result.height -= vertScrollbar;
+    }
+
+    return getClientRect(result);
   }
 
-  var result = {
-    left: rect.left,
-    top: rect.top,
-    width: rect.right - rect.left,
-    height: rect.bottom - rect.top
-  };
+  function getOffsetRectRelativeToArbitraryNode(children, parent) {
+    var fixedPosition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+
+    var isIE10 = isIE(10);
+    var isHTML = parent.nodeName === 'HTML';
+    var childrenRect = getBoundingClientRect(children);
+    var parentRect = getBoundingClientRect(parent);
+    var scrollParent = getScrollParent(children);
 
-  // subtract scrollbar size from sizes
-  var sizes = element.nodeName === 'HTML' ? getWindowSizes() : {};
-  var width = sizes.width || element.clientWidth || result.right - result.left;
-  var height = sizes.height || element.clientHeight || result.bottom - result.top;
+    var styles = getStyleComputedProperty(parent);
+    var borderTopWidth = parseFloat(styles.borderTopWidth, 10);
+    var borderLeftWidth = parseFloat(styles.borderLeftWidth, 10);
 
-  var horizScrollbar = element.offsetWidth - width;
-  var vertScrollbar = element.offsetHeight - height;
+    // In cases where the parent is fixed, we must ignore negative scroll in offset calc
+    if (fixedPosition && parent.nodeName === 'HTML') {
+      parentRect.top = Math.max(parentRect.top, 0);
+      parentRect.left = Math.max(parentRect.left, 0);
+    }
+    var offsets = getClientRect({
+      top: childrenRect.top - parentRect.top - borderTopWidth,
+      left: childrenRect.left - parentRect.left - borderLeftWidth,
+      width: childrenRect.width,
+      height: childrenRect.height
+    });
+    offsets.marginTop = 0;
+    offsets.marginLeft = 0;
+
+    // Subtract margins of documentElement in case it's being used as parent
+    // we do this only on HTML because it's the only element that behaves
+    // differently when margins are applied to it. The margins are included in
+    // the box of the documentElement, in the other cases not.
+    if (!isIE10 && isHTML) {
+      var marginTop = parseFloat(styles.marginTop, 10);
+      var marginLeft = parseFloat(styles.marginLeft, 10);
+
+      offsets.top -= borderTopWidth - marginTop;
+      offsets.bottom -= borderTopWidth - marginTop;
+      offsets.left -= borderLeftWidth - marginLeft;
+      offsets.right -= borderLeftWidth - marginLeft;
+
+      // Attach marginTop and marginLeft because in some circumstances we may need them
+      offsets.marginTop = marginTop;
+      offsets.marginLeft = marginLeft;
+    }
 
-  // if an hypothetical scrollbar is detected, we must be sure it's not a `border`
-  // we make this check conditional for performance reasons
-  if (horizScrollbar || vertScrollbar) {
-    var styles = getStyleComputedProperty(element);
-    horizScrollbar -= getBordersSize(styles, 'x');
-    vertScrollbar -= getBordersSize(styles, 'y');
+    if (isIE10 && !fixedPosition ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
+      offsets = includeScroll(offsets, parent);
+    }
 
-    result.width -= horizScrollbar;
-    result.height -= vertScrollbar;
+    return offsets;
   }
 
-  return getClientRect(result);
-}
-
-function getOffsetRectRelativeToArbitraryNode(children, parent) {
-  var isIE10 = isIE10$1();
-  var isHTML = parent.nodeName === 'HTML';
-  var childrenRect = getBoundingClientRect(children);
-  var parentRect = getBoundingClientRect(parent);
-  var scrollParent = getScrollParent(children);
-
-  var styles = getStyleComputedProperty(parent);
-  var borderTopWidth = parseFloat(styles.borderTopWidth, 10);
-  var borderLeftWidth = parseFloat(styles.borderLeftWidth, 10);
-
-  var offsets = getClientRect({
-    top: childrenRect.top - parentRect.top - borderTopWidth,
-    left: childrenRect.left - parentRect.left - borderLeftWidth,
-    width: childrenRect.width,
-    height: childrenRect.height
-  });
-  offsets.marginTop = 0;
-  offsets.marginLeft = 0;
-
-  // Subtract margins of documentElement in case it's being used as parent
-  // we do this only on HTML because it's the only element that behaves
-  // differently when margins are applied to it. The margins are included in
-  // the box of the documentElement, in the other cases not.
-  if (!isIE10 && isHTML) {
-    var marginTop = parseFloat(styles.marginTop, 10);
-    var marginLeft = parseFloat(styles.marginLeft, 10);
-
-    offsets.top -= borderTopWidth - marginTop;
-    offsets.bottom -= borderTopWidth - marginTop;
-    offsets.left -= borderLeftWidth - marginLeft;
-    offsets.right -= borderLeftWidth - marginLeft;
-
-    // Attach marginTop and marginLeft because in some circumstances we may need them
-    offsets.marginTop = marginTop;
-    offsets.marginLeft = marginLeft;
+  function getViewportOffsetRectRelativeToArtbitraryNode(element) {
+    var excludeScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
+
+    var html = element.ownerDocument.documentElement;
+    var relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
+    var width = Math.max(html.clientWidth, window.innerWidth || 0);
+    var height = Math.max(html.clientHeight, window.innerHeight || 0);
+
+    var scrollTop = !excludeScroll ? getScroll(html) : 0;
+    var scrollLeft = !excludeScroll ? getScroll(html, 'left') : 0;
+
+    var offset = {
+      top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
+      left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
+      width: width,
+      height: height
+    };
+
+    return getClientRect(offset);
   }
 
-  if (isIE10 ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
-    offsets = includeScroll(offsets, parent);
+  /**
+   * Check if the given element is fixed or is inside a fixed parent
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @argument {Element} customContainer
+   * @returns {Boolean} answer to "isFixed?"
+   */
+  function isFixed(element) {
+    var nodeName = element.nodeName;
+    if (nodeName === 'BODY' || nodeName === 'HTML') {
+      return false;
+    }
+    if (getStyleComputedProperty(element, 'position') === 'fixed') {
+      return true;
+    }
+    return isFixed(getParentNode(element));
   }
 
-  return offsets;
-}
+  /**
+   * Finds the first parent of an element that has a transformed property defined
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @returns {Element} first transformed parent or documentElement
+   */
 
-function getViewportOffsetRectRelativeToArtbitraryNode(element) {
-  var html = element.ownerDocument.documentElement;
-  var relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
-  var width = Math.max(html.clientWidth, window.innerWidth || 0);
-  var height = Math.max(html.clientHeight, window.innerHeight || 0);
+  function getFixedPositionOffsetParent(element) {
+    // This check is needed to avoid errors in case one of the elements isn't defined for any reason
+    if (!element || !element.parentElement || isIE()) {
+      return document.documentElement;
+    }
+    var el = element.parentElement;
+    while (el && getStyleComputedProperty(el, 'transform') === 'none') {
+      el = el.parentElement;
+    }
+    return el || document.documentElement;
+  }
 
-  var scrollTop = getScroll(html);
-  var scrollLeft = getScroll(html, 'left');
+  /**
+   * Computed the boundaries limits and return them
+   * @method
+   * @memberof Popper.Utils
+   * @param {HTMLElement} popper
+   * @param {HTMLElement} reference
+   * @param {number} padding
+   * @param {HTMLElement} boundariesElement - Element used to define the boundaries
+   * @param {Boolean} fixedPosition - Is in fixed position mode
+   * @returns {Object} Coordinates of the boundaries
+   */
+  function getBoundaries(popper, reference, padding, boundariesElement) {
+    var fixedPosition = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;
 
-  var offset = {
-    top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
-    left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
-    width: width,
-    height: height
-  };
+    // NOTE: 1 DOM access here
 
-  return getClientRect(offset);
-}
-
-/**
- * Check if the given element is fixed or is inside a fixed parent
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element
- * @argument {Element} customContainer
- * @returns {Boolean} answer to "isFixed?"
- */
-function isFixed(element) {
-  var nodeName = element.nodeName;
-  if (nodeName === 'BODY' || nodeName === 'HTML') {
-    return false;
-  }
-  if (getStyleComputedProperty(element, 'position') === 'fixed') {
-    return true;
-  }
-  return isFixed(getParentNode(element));
-}
-
-/**
- * Computed the boundaries limits and return them
- * @method
- * @memberof Popper.Utils
- * @param {HTMLElement} popper
- * @param {HTMLElement} reference
- * @param {number} padding
- * @param {HTMLElement} boundariesElement - Element used to define the boundaries
- * @returns {Object} Coordinates of the boundaries
- */
-function getBoundaries(popper, reference, padding, boundariesElement) {
-  // NOTE: 1 DOM access here
-  var boundaries = { top: 0, left: 0 };
-  var offsetParent = findCommonOffsetParent(popper, reference);
-
-  // Handle viewport case
-  if (boundariesElement === 'viewport') {
-    boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent);
-  } else {
-    // Handle other cases based on DOM element used as boundaries
-    var boundariesNode = void 0;
-    if (boundariesElement === 'scrollParent') {
-      boundariesNode = getScrollParent(getParentNode(reference));
-      if (boundariesNode.nodeName === 'BODY') {
+    var boundaries = { top: 0, left: 0 };
+    var offsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, reference);
+
+    // Handle viewport case
+    if (boundariesElement === 'viewport') {
+      boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent, fixedPosition);
+    } else {
+      // Handle other cases based on DOM element used as boundaries
+      var boundariesNode = void 0;
+      if (boundariesElement === 'scrollParent') {
+        boundariesNode = getScrollParent(getParentNode(reference));
+        if (boundariesNode.nodeName === 'BODY') {
+          boundariesNode = popper.ownerDocument.documentElement;
+        }
+      } else if (boundariesElement === 'window') {
         boundariesNode = popper.ownerDocument.documentElement;
+      } else {
+        boundariesNode = boundariesElement;
       }
-    } else if (boundariesElement === 'window') {
-      boundariesNode = popper.ownerDocument.documentElement;
-    } else {
-      boundariesNode = boundariesElement;
-    }
 
-    var offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent);
+      var offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent, fixedPosition);
 
-    // In case of HTML, we need a different computation
-    if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
-      var _getWindowSizes = getWindowSizes(),
-          height = _getWindowSizes.height,
-          width = _getWindowSizes.width;
+      // In case of HTML, we need a different computation
+      if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
+        var _getWindowSizes = getWindowSizes(),
+            height = _getWindowSizes.height,
+            width = _getWindowSizes.width;
 
-      boundaries.top += offsets.top - offsets.marginTop;
-      boundaries.bottom = height + offsets.top;
-      boundaries.left += offsets.left - offsets.marginLeft;
-      boundaries.right = width + offsets.left;
-    } else {
-      // for all the other DOM elements, this one is good
-      boundaries = offsets;
+        boundaries.top += offsets.top - offsets.marginTop;
+        boundaries.bottom = height + offsets.top;
+        boundaries.left += offsets.left - offsets.marginLeft;
+        boundaries.right = width + offsets.left;
+      } else {
+        // for all the other DOM elements, this one is good
+        boundaries = offsets;
+      }
     }
+
+    // Add paddings
+    boundaries.left += padding;
+    boundaries.top += padding;
+    boundaries.right -= padding;
+    boundaries.bottom -= padding;
+
+    return boundaries;
   }
 
-  // Add paddings
-  boundaries.left += padding;
-  boundaries.top += padding;
-  boundaries.right -= padding;
-  boundaries.bottom -= padding;
-
-  return boundaries;
-}
-
-function getArea(_ref) {
-  var width = _ref.width,
-      height = _ref.height;
-
-  return width * height;
-}
-
-/**
- * Utility used to transform the `auto` placement to the placement with more
- * available space.
- * @method
- * @memberof Popper.Utils
- * @argument {Object} data - The data object generated by update method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement) {
-  var padding = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0;
-
-  if (placement.indexOf('auto') === -1) {
-    return placement;
+  function getArea(_ref) {
+    var width = _ref.width,
+        height = _ref.height;
+
+    return width * height;
   }
 
-  var boundaries = getBoundaries(popper, reference, padding, boundariesElement);
+  /**
+   * Utility used to transform the `auto` placement to the placement with more
+   * available space.
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Object} data - The data object generated by update method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement) {
+    var padding = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0;
 
-  var rects = {
-    top: {
-      width: boundaries.width,
-      height: refRect.top - boundaries.top
-    },
-    right: {
-      width: boundaries.right - refRect.right,
-      height: boundaries.height
-    },
-    bottom: {
-      width: boundaries.width,
-      height: boundaries.bottom - refRect.bottom
-    },
-    left: {
-      width: refRect.left - boundaries.left,
-      height: boundaries.height
+    if (placement.indexOf('auto') === -1) {
+      return placement;
     }
-  };
 
-  var sortedAreas = Object.keys(rects).map(function (key) {
-    return _extends$1({
-      key: key
-    }, rects[key], {
-      area: getArea(rects[key])
+    var boundaries = getBoundaries(popper, reference, padding, boundariesElement);
+
+    var rects = {
+      top: {
+        width: boundaries.width,
+        height: refRect.top - boundaries.top
+      },
+      right: {
+        width: boundaries.right - refRect.right,
+        height: boundaries.height
+      },
+      bottom: {
+        width: boundaries.width,
+        height: boundaries.bottom - refRect.bottom
+      },
+      left: {
+        width: refRect.left - boundaries.left,
+        height: boundaries.height
+      }
+    };
+
+    var sortedAreas = Object.keys(rects).map(function (key) {
+      return _extends({
+        key: key
+      }, rects[key], {
+        area: getArea(rects[key])
+      });
+    }).sort(function (a, b) {
+      return b.area - a.area;
     });
-  }).sort(function (a, b) {
-    return b.area - a.area;
-  });
-
-  var filteredAreas = sortedAreas.filter(function (_ref2) {
-    var width = _ref2.width,
-        height = _ref2.height;
-    return width >= popper.clientWidth && height >= popper.clientHeight;
-  });
-
-  var computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;
-
-  var variation = placement.split('-')[1];
-
-  return computedPlacement + (variation ? '-' + variation : '');
-}
-
-/**
- * Get offsets to the reference element
- * @method
- * @memberof Popper.Utils
- * @param {Object} state
- * @param {Element} popper - the popper element
- * @param {Element} reference - the reference element (the popper will be relative to this)
- * @returns {Object} An object containing the offsets which will be applied to the popper
- */
-function getReferenceOffsets(state, popper, reference) {
-  var commonOffsetParent = findCommonOffsetParent(popper, reference);
-  return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent);
-}
-
-/**
- * Get the outer sizes of the given element (offset size + margins)
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element
- * @returns {Object} object containing width and height properties
- */
-function getOuterSizes(element) {
-  var styles = getComputedStyle(element);
-  var x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-  var y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight);
-  var result = {
-    width: element.offsetWidth + y,
-    height: element.offsetHeight + x
-  };
-  return result;
-}
-
-/**
- * Get the opposite placement of the given one
- * @method
- * @memberof Popper.Utils
- * @argument {String} placement
- * @returns {String} flipped placement
- */
-function getOppositePlacement(placement) {
-  var hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
-  return placement.replace(/left|right|bottom|top/g, function (matched) {
-    return hash[matched];
-  });
-}
-
-/**
- * Get offsets to the popper
- * @method
- * @memberof Popper.Utils
- * @param {Object} position - CSS position the Popper will get applied
- * @param {HTMLElement} popper - the popper element
- * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
- * @param {String} placement - one of the valid placement options
- * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
- */
-function getPopperOffsets(popper, referenceOffsets, placement) {
-  placement = placement.split('-')[0];
-
-  // Get popper node sizes
-  var popperRect = getOuterSizes(popper);
-
-  // Add position, width and height to our offsets object
-  var popperOffsets = {
-    width: popperRect.width,
-    height: popperRect.height
-  };
 
-  // depending by the popper placement we have to compute its offsets slightly differently
-  var isHoriz = ['right', 'left'].indexOf(placement) !== -1;
-  var mainSide = isHoriz ? 'top' : 'left';
-  var secondarySide = isHoriz ? 'left' : 'top';
-  var measurement = isHoriz ? 'height' : 'width';
-  var secondaryMeasurement = !isHoriz ? 'height' : 'width';
-
-  popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;
-  if (placement === secondarySide) {
-    popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];
-  } else {
-    popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];
+    var filteredAreas = sortedAreas.filter(function (_ref2) {
+      var width = _ref2.width,
+          height = _ref2.height;
+      return width >= popper.clientWidth && height >= popper.clientHeight;
+    });
+
+    var computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;
+
+    var variation = placement.split('-')[1];
+
+    return computedPlacement + (variation ? '-' + variation : '');
+  }
+
+  /**
+   * Get offsets to the reference element
+   * @method
+   * @memberof Popper.Utils
+   * @param {Object} state
+   * @param {Element} popper - the popper element
+   * @param {Element} reference - the reference element (the popper will be relative to this)
+   * @param {Element} fixedPosition - is in fixed position mode
+   * @returns {Object} An object containing the offsets which will be applied to the popper
+   */
+  function getReferenceOffsets(state, popper, reference) {
+    var fixedPosition = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : null;
+
+    var commonOffsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, reference);
+    return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent, fixedPosition);
   }
 
-  return popperOffsets;
-}
-
-/**
- * Mimics the `find` method of Array
- * @method
- * @memberof Popper.Utils
- * @argument {Array} arr
- * @argument prop
- * @argument value
- * @returns index or -1
- */
-function find(arr, check) {
-  // use native find if supported
-  if (Array.prototype.find) {
-    return arr.find(check);
+  /**
+   * Get the outer sizes of the given element (offset size + margins)
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element
+   * @returns {Object} object containing width and height properties
+   */
+  function getOuterSizes(element) {
+    var styles = getComputedStyle(element);
+    var x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
+    var y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight);
+    var result = {
+      width: element.offsetWidth + y,
+      height: element.offsetHeight + x
+    };
+    return result;
   }
 
-  // use `filter` to obtain the same behavior of `find`
-  return arr.filter(check)[0];
-}
-
-/**
- * Return the index of the matching object
- * @method
- * @memberof Popper.Utils
- * @argument {Array} arr
- * @argument prop
- * @argument value
- * @returns index or -1
- */
-function findIndex(arr, prop, value) {
-  // use native findIndex if supported
-  if (Array.prototype.findIndex) {
-    return arr.findIndex(function (cur) {
-      return cur[prop] === value;
+  /**
+   * Get the opposite placement of the given one
+   * @method
+   * @memberof Popper.Utils
+   * @argument {String} placement
+   * @returns {String} flipped placement
+   */
+  function getOppositePlacement(placement) {
+    var hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
+    return placement.replace(/left|right|bottom|top/g, function (matched) {
+      return hash[matched];
     });
   }
 
-  // use `find` + `indexOf` if `findIndex` isn't supported
-  var match = find(arr, function (obj) {
-    return obj[prop] === value;
-  });
-  return arr.indexOf(match);
-}
-
-/**
- * Loop trough the list of modifiers and run them in order,
- * each of them will then edit the data object.
- * @method
- * @memberof Popper.Utils
- * @param {dataObject} data
- * @param {Array} modifiers
- * @param {String} ends - Optional modifier name used as stopper
- * @returns {dataObject}
- */
-function runModifiers(modifiers, data, ends) {
-  var modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));
-
-  modifiersToRun.forEach(function (modifier) {
-    if (modifier['function']) {
-      // eslint-disable-line dot-notation
-      console.warn('`modifier.function` is deprecated, use `modifier.fn`!');
-    }
-    var fn = modifier['function'] || modifier.fn; // eslint-disable-line dot-notation
-    if (modifier.enabled && isFunction(fn)) {
-      // Add properties to offsets to make them a complete clientRect object
-      // we do this before each modifier to make sure the previous one doesn't
-      // mess with these values
-      data.offsets.popper = getClientRect(data.offsets.popper);
-      data.offsets.reference = getClientRect(data.offsets.reference);
-
-      data = fn(data, modifier);
+  /**
+   * Get offsets to the popper
+   * @method
+   * @memberof Popper.Utils
+   * @param {Object} position - CSS position the Popper will get applied
+   * @param {HTMLElement} popper - the popper element
+   * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
+   * @param {String} placement - one of the valid placement options
+   * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
+   */
+  function getPopperOffsets(popper, referenceOffsets, placement) {
+    placement = placement.split('-')[0];
+
+    // Get popper node sizes
+    var popperRect = getOuterSizes(popper);
+
+    // Add position, width and height to our offsets object
+    var popperOffsets = {
+      width: popperRect.width,
+      height: popperRect.height
+    };
+
+    // depending by the popper placement we have to compute its offsets slightly differently
+    var isHoriz = ['right', 'left'].indexOf(placement) !== -1;
+    var mainSide = isHoriz ? 'top' : 'left';
+    var secondarySide = isHoriz ? 'left' : 'top';
+    var measurement = isHoriz ? 'height' : 'width';
+    var secondaryMeasurement = !isHoriz ? 'height' : 'width';
+
+    popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;
+    if (placement === secondarySide) {
+      popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];
+    } else {
+      popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];
     }
-  });
-
-  return data;
-}
-
-/**
- * Updates the position of the popper, computing the new offsets and applying
- * the new style.<br />
- * Prefer `scheduleUpdate` over `update` because of performance reasons.
- * @method
- * @memberof Popper
- */
-function update() {
-  // if popper is destroyed, don't perform any further update
-  if (this.state.isDestroyed) {
-    return;
+
+    return popperOffsets;
   }
 
-  var data = {
-    instance: this,
-    styles: {},
-    arrowStyles: {},
-    attributes: {},
-    flipped: false,
-    offsets: {}
-  };
+  /**
+   * Mimics the `find` method of Array
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Array} arr
+   * @argument prop
+   * @argument value
+   * @returns index or -1
+   */
+  function find(arr, check) {
+    // use native find if supported
+    if (Array.prototype.find) {
+      return arr.find(check);
+    }
 
-  // compute reference element offsets
-  data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference);
+    // use `filter` to obtain the same behavior of `find`
+    return arr.filter(check)[0];
+  }
 
-  // compute auto placement, store placement inside the data object,
-  // modifiers will be able to edit `placement` if needed
-  // and refer to originalPlacement to know the original value
-  data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding);
+  /**
+   * Return the index of the matching object
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Array} arr
+   * @argument prop
+   * @argument value
+   * @returns index or -1
+   */
+  function findIndex(arr, prop, value) {
+    // use native findIndex if supported
+    if (Array.prototype.findIndex) {
+      return arr.findIndex(function (cur) {
+        return cur[prop] === value;
+      });
+    }
 
-  // store the computed placement inside `originalPlacement`
-  data.originalPlacement = data.placement;
+    // use `find` + `indexOf` if `findIndex` isn't supported
+    var match = find(arr, function (obj) {
+      return obj[prop] === value;
+    });
+    return arr.indexOf(match);
+  }
+
+  /**
+   * Loop trough the list of modifiers and run them in order,
+   * each of them will then edit the data object.
+   * @method
+   * @memberof Popper.Utils
+   * @param {dataObject} data
+   * @param {Array} modifiers
+   * @param {String} ends - Optional modifier name used as stopper
+   * @returns {dataObject}
+   */
+  function runModifiers(modifiers, data, ends) {
+    var modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));
 
-  // compute the popper offsets
-  data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement);
-  data.offsets.popper.position = 'absolute';
+    modifiersToRun.forEach(function (modifier) {
+      if (modifier['function']) {
+        // eslint-disable-line dot-notation
+        console.warn('`modifier.function` is deprecated, use `modifier.fn`!');
+      }
+      var fn = modifier['function'] || modifier.fn; // eslint-disable-line dot-notation
+      if (modifier.enabled && isFunction(fn)) {
+        // Add properties to offsets to make them a complete clientRect object
+        // we do this before each modifier to make sure the previous one doesn't
+        // mess with these values
+        data.offsets.popper = getClientRect(data.offsets.popper);
+        data.offsets.reference = getClientRect(data.offsets.reference);
 
-  // run the modifiers
-  data = runModifiers(this.modifiers, data);
+        data = fn(data, modifier);
+      }
+    });
 
-  // the first `update` will call `onCreate` callback
-  // the other ones will call `onUpdate` callback
-  if (!this.state.isCreated) {
-    this.state.isCreated = true;
-    this.options.onCreate(data);
-  } else {
-    this.options.onUpdate(data);
+    return data;
   }
-}
-
-/**
- * Helper used to know if the given modifier is enabled.
- * @method
- * @memberof Popper.Utils
- * @returns {Boolean}
- */
-function isModifierEnabled(modifiers, modifierName) {
-  return modifiers.some(function (_ref) {
-    var name = _ref.name,
-        enabled = _ref.enabled;
-    return enabled && name === modifierName;
-  });
-}
-
-/**
- * Get the prefixed supported property name
- * @method
- * @memberof Popper.Utils
- * @argument {String} property (camelCase)
- * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
- */
-function getSupportedPropertyName(property) {
-  var prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];
-  var upperProp = property.charAt(0).toUpperCase() + property.slice(1);
-
-  for (var i = 0; i < prefixes.length - 1; i++) {
-    var prefix = prefixes[i];
-    var toCheck = prefix ? '' + prefix + upperProp : property;
-    if (typeof document.body.style[toCheck] !== 'undefined') {
-      return toCheck;
+
+  /**
+   * Updates the position of the popper, computing the new offsets and applying
+   * the new style.<br />
+   * Prefer `scheduleUpdate` over `update` because of performance reasons.
+   * @method
+   * @memberof Popper
+   */
+  function update() {
+    // if popper is destroyed, don't perform any further update
+    if (this.state.isDestroyed) {
+      return;
+    }
+
+    var data = {
+      instance: this,
+      styles: {},
+      arrowStyles: {},
+      attributes: {},
+      flipped: false,
+      offsets: {}
+    };
+
+    // compute reference element offsets
+    data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference, this.options.positionFixed);
+
+    // compute auto placement, store placement inside the data object,
+    // modifiers will be able to edit `placement` if needed
+    // and refer to originalPlacement to know the original value
+    data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding);
+
+    // store the computed placement inside `originalPlacement`
+    data.originalPlacement = data.placement;
+
+    data.positionFixed = this.options.positionFixed;
+
+    // compute the popper offsets
+    data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement);
+    data.offsets.popper.position = this.options.positionFixed ? 'fixed' : 'absolute';
+
+    // run the modifiers
+    data = runModifiers(this.modifiers, data);
+
+    // the first `update` will call `onCreate` callback
+    // the other ones will call `onUpdate` callback
+    if (!this.state.isCreated) {
+      this.state.isCreated = true;
+      this.options.onCreate(data);
+    } else {
+      this.options.onUpdate(data);
     }
   }
-  return null;
-}
-
-/**
- * Destroy the popper
- * @method
- * @memberof Popper
- */
-function destroy() {
-  this.state.isDestroyed = true;
-
-  // touch DOM only if `applyStyle` modifier is enabled
-  if (isModifierEnabled(this.modifiers, 'applyStyle')) {
-    this.popper.removeAttribute('x-placement');
-    this.popper.style.left = '';
-    this.popper.style.position = '';
-    this.popper.style.top = '';
-    this.popper.style[getSupportedPropertyName('transform')] = '';
+
+  /**
+   * Helper used to know if the given modifier is enabled.
+   * @method
+   * @memberof Popper.Utils
+   * @returns {Boolean}
+   */
+  function isModifierEnabled(modifiers, modifierName) {
+    return modifiers.some(function (_ref) {
+      var name = _ref.name,
+          enabled = _ref.enabled;
+      return enabled && name === modifierName;
+    });
   }
 
-  this.disableEventListeners();
+  /**
+   * Get the prefixed supported property name
+   * @method
+   * @memberof Popper.Utils
+   * @argument {String} property (camelCase)
+   * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
+   */
+  function getSupportedPropertyName(property) {
+    var prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];
+    var upperProp = property.charAt(0).toUpperCase() + property.slice(1);
 
-  // remove the popper if user explicity asked for the deletion on destroy
-  // do not use `remove` because IE11 doesn't support it
-  if (this.options.removeOnDestroy) {
-    this.popper.parentNode.removeChild(this.popper);
-  }
-  return this;
-}
-
-/**
- * Get the window associated with the element
- * @argument {Element} element
- * @returns {Window}
- */
-function getWindow(element) {
-  var ownerDocument = element.ownerDocument;
-  return ownerDocument ? ownerDocument.defaultView : window;
-}
-
-function attachToScrollParents(scrollParent, event, callback, scrollParents) {
-  var isBody = scrollParent.nodeName === 'BODY';
-  var target = isBody ? scrollParent.ownerDocument.defaultView : scrollParent;
-  target.addEventListener(event, callback, { passive: true });
-
-  if (!isBody) {
-    attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);
+    for (var i = 0; i < prefixes.length; i++) {
+      var prefix = prefixes[i];
+      var toCheck = prefix ? '' + prefix + upperProp : property;
+      if (typeof document.body.style[toCheck] !== 'undefined') {
+        return toCheck;
+      }
+    }
+    return null;
   }
-  scrollParents.push(target);
-}
-
-/**
- * Setup needed event listeners used to update the popper position
- * @method
- * @memberof Popper.Utils
- * @private
- */
-function setupEventListeners(reference, options, state, updateBound) {
-  // Resize event listener on window
-  state.updateBound = updateBound;
-  getWindow(reference).addEventListener('resize', state.updateBound, { passive: true });
-
-  // Scroll event listener on scroll parents
-  var scrollElement = getScrollParent(reference);
-  attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);
-  state.scrollElement = scrollElement;
-  state.eventsEnabled = true;
-
-  return state;
-}
-
-/**
- * It will add resize/scroll events and start recalculating
- * position of the popper element when they are triggered.
- * @method
- * @memberof Popper
- */
-function enableEventListeners() {
-  if (!this.state.eventsEnabled) {
-    this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate);
+
+  /**
+   * Destroy the popper
+   * @method
+   * @memberof Popper
+   */
+  function destroy() {
+    this.state.isDestroyed = true;
+
+    // touch DOM only if `applyStyle` modifier is enabled
+    if (isModifierEnabled(this.modifiers, 'applyStyle')) {
+      this.popper.removeAttribute('x-placement');
+      this.popper.style.position = '';
+      this.popper.style.top = '';
+      this.popper.style.left = '';
+      this.popper.style.right = '';
+      this.popper.style.bottom = '';
+      this.popper.style.willChange = '';
+      this.popper.style[getSupportedPropertyName('transform')] = '';
+    }
+
+    this.disableEventListeners();
+
+    // remove the popper if user explicity asked for the deletion on destroy
+    // do not use `remove` because IE11 doesn't support it
+    if (this.options.removeOnDestroy) {
+      this.popper.parentNode.removeChild(this.popper);
+    }
+    return this;
   }
-}
-
-/**
- * Remove event listeners used to update the popper position
- * @method
- * @memberof Popper.Utils
- * @private
- */
-function removeEventListeners(reference, state) {
-  // Remove resize event listener on window
-  getWindow(reference).removeEventListener('resize', state.updateBound);
-
-  // Remove scroll event listener on scroll parents
-  state.scrollParents.forEach(function (target) {
-    target.removeEventListener('scroll', state.updateBound);
-  });
-
-  // Reset state
-  state.updateBound = null;
-  state.scrollParents = [];
-  state.scrollElement = null;
-  state.eventsEnabled = false;
-  return state;
-}
-
-/**
- * It will remove resize/scroll events and won't recalculate popper position
- * when they are triggered. It also won't trigger onUpdate callback anymore,
- * unless you call `update` method manually.
- * @method
- * @memberof Popper
- */
-function disableEventListeners() {
-  if (this.state.eventsEnabled) {
-    cancelAnimationFrame(this.scheduleUpdate);
-    this.state = removeEventListeners(this.reference, this.state);
+
+  /**
+   * Get the window associated with the element
+   * @argument {Element} element
+   * @returns {Window}
+   */
+  function getWindow(element) {
+    var ownerDocument = element.ownerDocument;
+    return ownerDocument ? ownerDocument.defaultView : window;
   }
-}
-
-/**
- * Tells if a given input is a number
- * @method
- * @memberof Popper.Utils
- * @param {*} input to check
- * @return {Boolean}
- */
-function isNumeric(n) {
-  return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
-}
-
-/**
- * Set the style to the given popper
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element - Element to apply the style to
- * @argument {Object} styles
- * Object with a list of properties and values which will be applied to the element
- */
-function setStyles(element, styles) {
-  Object.keys(styles).forEach(function (prop) {
-    var unit = '';
-    // add unit if the value is numeric and is one of the following
-    if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
-      unit = 'px';
-    }
-    element.style[prop] = styles[prop] + unit;
-  });
-}
-
-/**
- * Set the attributes to the given popper
- * @method
- * @memberof Popper.Utils
- * @argument {Element} element - Element to apply the attributes to
- * @argument {Object} styles
- * Object with a list of properties and values which will be applied to the element
- */
-function setAttributes(element, attributes) {
-  Object.keys(attributes).forEach(function (prop) {
-    var value = attributes[prop];
-    if (value !== false) {
-      element.setAttribute(prop, attributes[prop]);
-    } else {
-      element.removeAttribute(prop);
+
+  function attachToScrollParents(scrollParent, event, callback, scrollParents) {
+    var isBody = scrollParent.nodeName === 'BODY';
+    var target = isBody ? scrollParent.ownerDocument.defaultView : scrollParent;
+    target.addEventListener(event, callback, { passive: true });
+
+    if (!isBody) {
+      attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);
     }
-  });
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by `update` method
- * @argument {Object} data.styles - List of style properties - values to apply to popper element
- * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The same data object
- */
-function applyStyle(data) {
-  // any property present in `data.styles` will be applied to the popper,
-  // in this way we can make the 3rd party modifiers add custom styles to it
-  // Be aware, modifiers could override the properties defined in the previous
-  // lines of this modifier!
-  setStyles(data.instance.popper, data.styles);
-
-  // any property present in `data.attributes` will be applied to the popper,
-  // they will be set as HTML attributes of the element
-  setAttributes(data.instance.popper, data.attributes);
-
-  // if arrowElement is defined and arrowStyles has some properties
-  if (data.arrowElement && Object.keys(data.arrowStyles).length) {
-    setStyles(data.arrowElement, data.arrowStyles);
+    scrollParents.push(target);
   }
 
-  return data;
-}
-
-/**
- * Set the x-placement attribute before everything else because it could be used
- * to add margins to the popper margins needs to be calculated to get the
- * correct popper offsets.
- * @method
- * @memberof Popper.modifiers
- * @param {HTMLElement} reference - The reference element used to position the popper
- * @param {HTMLElement} popper - The HTML element used as popper.
- * @param {Object} options - Popper.js options
- */
-function applyStyleOnLoad(reference, popper, options, modifierOptions, state) {
-  // compute reference element offsets
-  var referenceOffsets = getReferenceOffsets(state, popper, reference);
-
-  // compute auto placement, store placement inside the data object,
-  // modifiers will be able to edit `placement` if needed
-  // and refer to originalPlacement to know the original value
-  var placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding);
-
-  popper.setAttribute('x-placement', placement);
-
-  // Apply `position` to popper before anything else because
-  // without the position applied we can't guarantee correct computations
-  setStyles(popper, { position: 'absolute' });
-
-  return options;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by `update` method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function computeStyle(data, options) {
-  var x = options.x,
-      y = options.y;
-  var popper = data.offsets.popper;
-
-  // Remove this legacy support in Popper.js v2
-
-  var legacyGpuAccelerationOption = find(data.instance.modifiers, function (modifier) {
-    return modifier.name === 'applyStyle';
-  }).gpuAcceleration;
-  if (legacyGpuAccelerationOption !== undefined) {
-    console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');
+  /**
+   * Setup needed event listeners used to update the popper position
+   * @method
+   * @memberof Popper.Utils
+   * @private
+   */
+  function setupEventListeners(reference, options, state, updateBound) {
+    // Resize event listener on window
+    state.updateBound = updateBound;
+    getWindow(reference).addEventListener('resize', state.updateBound, { passive: true });
+
+    // Scroll event listener on scroll parents
+    var scrollElement = getScrollParent(reference);
+    attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);
+    state.scrollElement = scrollElement;
+    state.eventsEnabled = true;
+
+    return state;
   }
-  var gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration;
 
-  var offsetParent = getOffsetParent(data.instance.popper);
-  var offsetParentRect = getBoundingClientRect(offsetParent);
+  /**
+   * It will add resize/scroll events and start recalculating
+   * position of the popper element when they are triggered.
+   * @method
+   * @memberof Popper
+   */
+  function enableEventListeners() {
+    if (!this.state.eventsEnabled) {
+      this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate);
+    }
+  }
 
-  // Styles
-  var styles = {
-    position: popper.position
-  };
+  /**
+   * Remove event listeners used to update the popper position
+   * @method
+   * @memberof Popper.Utils
+   * @private
+   */
+  function removeEventListeners(reference, state) {
+    // Remove resize event listener on window
+    getWindow(reference).removeEventListener('resize', state.updateBound);
 
-  // floor sides to avoid blurry text
-  var offsets = {
-    left: Math.floor(popper.left),
-    top: Math.floor(popper.top),
-    bottom: Math.floor(popper.bottom),
-    right: Math.floor(popper.right)
-  };
+    // Remove scroll event listener on scroll parents
+    state.scrollParents.forEach(function (target) {
+      target.removeEventListener('scroll', state.updateBound);
+    });
 
-  var sideA = x === 'bottom' ? 'top' : 'bottom';
-  var sideB = y === 'right' ? 'left' : 'right';
-
-  // if gpuAcceleration is set to `true` and transform is supported,
-  //  we use `translate3d` to apply the position to the popper we
-  // automatically use the supported prefixed version if needed
-  var prefixedProperty = getSupportedPropertyName('transform');
-
-  // now, let's make a step back and look at this code closely (wtf?)
-  // If the content of the popper grows once it's been positioned, it
-  // may happen that the popper gets misplaced because of the new content
-  // overflowing its reference element
-  // To avoid this problem, we provide two options (x and y), which allow
-  // the consumer to define the offset origin.
-  // If we position a popper on top of a reference element, we can set
-  // `x` to `top` to make the popper grow towards its top instead of
-  // its bottom.
-  var left = void 0,
-      top = void 0;
-  if (sideA === 'bottom') {
-    top = -offsetParentRect.height + offsets.bottom;
-  } else {
-    top = offsets.top;
+    // Reset state
+    state.updateBound = null;
+    state.scrollParents = [];
+    state.scrollElement = null;
+    state.eventsEnabled = false;
+    return state;
   }
-  if (sideB === 'right') {
-    left = -offsetParentRect.width + offsets.right;
-  } else {
-    left = offsets.left;
+
+  /**
+   * It will remove resize/scroll events and won't recalculate popper position
+   * when they are triggered. It also won't trigger onUpdate callback anymore,
+   * unless you call `update` method manually.
+   * @method
+   * @memberof Popper
+   */
+  function disableEventListeners() {
+    if (this.state.eventsEnabled) {
+      cancelAnimationFrame(this.scheduleUpdate);
+      this.state = removeEventListeners(this.reference, this.state);
+    }
   }
-  if (gpuAcceleration && prefixedProperty) {
-    styles[prefixedProperty] = 'translate3d(' + left + 'px, ' + top + 'px, 0)';
-    styles[sideA] = 0;
-    styles[sideB] = 0;
-    styles.willChange = 'transform';
-  } else {
-    // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties
-    var invertTop = sideA === 'bottom' ? -1 : 1;
-    var invertLeft = sideB === 'right' ? -1 : 1;
-    styles[sideA] = top * invertTop;
-    styles[sideB] = left * invertLeft;
-    styles.willChange = sideA + ', ' + sideB;
+
+  /**
+   * Tells if a given input is a number
+   * @method
+   * @memberof Popper.Utils
+   * @param {*} input to check
+   * @return {Boolean}
+   */
+  function isNumeric(n) {
+    return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
   }
 
-  // Attributes
-  var attributes = {
-    'x-placement': data.placement
-  };
+  /**
+   * Set the style to the given popper
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element - Element to apply the style to
+   * @argument {Object} styles
+   * Object with a list of properties and values which will be applied to the element
+   */
+  function setStyles(element, styles) {
+    Object.keys(styles).forEach(function (prop) {
+      var unit = '';
+      // add unit if the value is numeric and is one of the following
+      if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
+        unit = 'px';
+      }
+      element.style[prop] = styles[prop] + unit;
+    });
+  }
 
-  // Update `data` attributes, styles and arrowStyles
-  data.attributes = _extends$1({}, attributes, data.attributes);
-  data.styles = _extends$1({}, styles, data.styles);
-  data.arrowStyles = _extends$1({}, data.offsets.arrow, data.arrowStyles);
-
-  return data;
-}
-
-/**
- * Helper used to know if the given modifier depends from another one.<br />
- * It checks if the needed modifier is listed and enabled.
- * @method
- * @memberof Popper.Utils
- * @param {Array} modifiers - list of modifiers
- * @param {String} requestingName - name of requesting modifier
- * @param {String} requestedName - name of requested modifier
- * @returns {Boolean}
- */
-function isModifierRequired(modifiers, requestingName, requestedName) {
-  var requesting = find(modifiers, function (_ref) {
-    var name = _ref.name;
-    return name === requestingName;
-  });
-
-  var isRequired = !!requesting && modifiers.some(function (modifier) {
-    return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;
-  });
-
-  if (!isRequired) {
-    var _requesting = '`' + requestingName + '`';
-    var requested = '`' + requestedName + '`';
-    console.warn(requested + ' modifier is required by ' + _requesting + ' modifier in order to work, be sure to include it before ' + _requesting + '!');
+  /**
+   * Set the attributes to the given popper
+   * @method
+   * @memberof Popper.Utils
+   * @argument {Element} element - Element to apply the attributes to
+   * @argument {Object} styles
+   * Object with a list of properties and values which will be applied to the element
+   */
+  function setAttributes(element, attributes) {
+    Object.keys(attributes).forEach(function (prop) {
+      var value = attributes[prop];
+      if (value !== false) {
+        element.setAttribute(prop, attributes[prop]);
+      } else {
+        element.removeAttribute(prop);
+      }
+    });
   }
-  return isRequired;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by update method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function arrow(data, options) {
-  var _data$offsets$arrow;
-
-  // arrow depends on keepTogether in order to work
-  if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {
+
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by `update` method
+   * @argument {Object} data.styles - List of style properties - values to apply to popper element
+   * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The same data object
+   */
+  function applyStyle(data) {
+    // any property present in `data.styles` will be applied to the popper,
+    // in this way we can make the 3rd party modifiers add custom styles to it
+    // Be aware, modifiers could override the properties defined in the previous
+    // lines of this modifier!
+    setStyles(data.instance.popper, data.styles);
+
+    // any property present in `data.attributes` will be applied to the popper,
+    // they will be set as HTML attributes of the element
+    setAttributes(data.instance.popper, data.attributes);
+
+    // if arrowElement is defined and arrowStyles has some properties
+    if (data.arrowElement && Object.keys(data.arrowStyles).length) {
+      setStyles(data.arrowElement, data.arrowStyles);
+    }
+
     return data;
   }
 
-  var arrowElement = options.element;
+  /**
+   * Set the x-placement attribute before everything else because it could be used
+   * to add margins to the popper margins needs to be calculated to get the
+   * correct popper offsets.
+   * @method
+   * @memberof Popper.modifiers
+   * @param {HTMLElement} reference - The reference element used to position the popper
+   * @param {HTMLElement} popper - The HTML element used as popper
+   * @param {Object} options - Popper.js options
+   */
+  function applyStyleOnLoad(reference, popper, options, modifierOptions, state) {
+    // compute reference element offsets
+    var referenceOffsets = getReferenceOffsets(state, popper, reference, options.positionFixed);
 
-  // if arrowElement is a string, suppose it's a CSS selector
-  if (typeof arrowElement === 'string') {
-    arrowElement = data.instance.popper.querySelector(arrowElement);
+    // compute auto placement, store placement inside the data object,
+    // modifiers will be able to edit `placement` if needed
+    // and refer to originalPlacement to know the original value
+    var placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding);
 
-    // if arrowElement is not found, don't run the modifier
-    if (!arrowElement) {
-      return data;
-    }
-  } else {
-    // if the arrowElement isn't a query selector we must check that the
-    // provided DOM node is child of its popper node
-    if (!data.instance.popper.contains(arrowElement)) {
-      console.warn('WARNING: `arrow.element` must be child of its popper element!');
-      return data;
-    }
+    popper.setAttribute('x-placement', placement);
+
+    // Apply `position` to popper before anything else because
+    // without the position applied we can't guarantee correct computations
+    setStyles(popper, { position: options.positionFixed ? 'fixed' : 'absolute' });
+
+    return options;
   }
 
-  var placement = data.placement.split('-')[0];
-  var _data$offsets = data.offsets,
-      popper = _data$offsets.popper,
-      reference = _data$offsets.reference;
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by `update` method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function computeStyle(data, options) {
+    var x = options.x,
+        y = options.y;
+    var popper = data.offsets.popper;
+
+    // Remove this legacy support in Popper.js v2
+
+    var legacyGpuAccelerationOption = find(data.instance.modifiers, function (modifier) {
+      return modifier.name === 'applyStyle';
+    }).gpuAcceleration;
+    if (legacyGpuAccelerationOption !== undefined) {
+      console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');
+    }
+    var gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration;
+
+    var offsetParent = getOffsetParent(data.instance.popper);
+    var offsetParentRect = getBoundingClientRect(offsetParent);
 
-  var isVertical = ['left', 'right'].indexOf(placement) !== -1;
+    // Styles
+    var styles = {
+      position: popper.position
+    };
 
-  var len = isVertical ? 'height' : 'width';
-  var sideCapitalized = isVertical ? 'Top' : 'Left';
-  var side = sideCapitalized.toLowerCase();
-  var altSide = isVertical ? 'left' : 'top';
-  var opSide = isVertical ? 'bottom' : 'right';
-  var arrowElementSize = getOuterSizes(arrowElement)[len];
+    // floor sides to avoid blurry text
+    var offsets = {
+      left: Math.floor(popper.left),
+      top: Math.floor(popper.top),
+      bottom: Math.floor(popper.bottom),
+      right: Math.floor(popper.right)
+    };
 
-  //
-  // extends keepTogether behavior making sure the popper and its
-  // reference have enough pixels in conjuction
-  //
+    var sideA = x === 'bottom' ? 'top' : 'bottom';
+    var sideB = y === 'right' ? 'left' : 'right';
+
+    // if gpuAcceleration is set to `true` and transform is supported,
+    //  we use `translate3d` to apply the position to the popper we
+    // automatically use the supported prefixed version if needed
+    var prefixedProperty = getSupportedPropertyName('transform');
+
+    // now, let's make a step back and look at this code closely (wtf?)
+    // If the content of the popper grows once it's been positioned, it
+    // may happen that the popper gets misplaced because of the new content
+    // overflowing its reference element
+    // To avoid this problem, we provide two options (x and y), which allow
+    // the consumer to define the offset origin.
+    // If we position a popper on top of a reference element, we can set
+    // `x` to `top` to make the popper grow towards its top instead of
+    // its bottom.
+    var left = void 0,
+        top = void 0;
+    if (sideA === 'bottom') {
+      top = -offsetParentRect.height + offsets.bottom;
+    } else {
+      top = offsets.top;
+    }
+    if (sideB === 'right') {
+      left = -offsetParentRect.width + offsets.right;
+    } else {
+      left = offsets.left;
+    }
+    if (gpuAcceleration && prefixedProperty) {
+      styles[prefixedProperty] = 'translate3d(' + left + 'px, ' + top + 'px, 0)';
+      styles[sideA] = 0;
+      styles[sideB] = 0;
+      styles.willChange = 'transform';
+    } else {
+      // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties
+      var invertTop = sideA === 'bottom' ? -1 : 1;
+      var invertLeft = sideB === 'right' ? -1 : 1;
+      styles[sideA] = top * invertTop;
+      styles[sideB] = left * invertLeft;
+      styles.willChange = sideA + ', ' + sideB;
+    }
 
-  // top/left side
-  if (reference[opSide] - arrowElementSize < popper[side]) {
-    data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize);
-  }
-  // bottom/right side
-  if (reference[side] + arrowElementSize > popper[opSide]) {
-    data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide];
+    // Attributes
+    var attributes = {
+      'x-placement': data.placement
+    };
+
+    // Update `data` attributes, styles and arrowStyles
+    data.attributes = _extends({}, attributes, data.attributes);
+    data.styles = _extends({}, styles, data.styles);
+    data.arrowStyles = _extends({}, data.offsets.arrow, data.arrowStyles);
+
+    return data;
   }
-  data.offsets.popper = getClientRect(data.offsets.popper);
-
-  // compute center of the popper
-  var center = reference[side] + reference[len] / 2 - arrowElementSize / 2;
-
-  // Compute the sideValue using the updated popper offsets
-  // take popper margin in account because we don't have this info available
-  var css = getStyleComputedProperty(data.instance.popper);
-  var popperMarginSide = parseFloat(css['margin' + sideCapitalized], 10);
-  var popperBorderSide = parseFloat(css['border' + sideCapitalized + 'Width'], 10);
-  var sideValue = center - data.offsets.popper[side] - popperMarginSide - popperBorderSide;
-
-  // prevent arrowElement from being placed not contiguously to its popper
-  sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0);
-
-  data.arrowElement = arrowElement;
-  data.offsets.arrow = (_data$offsets$arrow = {}, defineProperty(_data$offsets$arrow, side, Math.round(sideValue)), defineProperty(_data$offsets$arrow, altSide, ''), _data$offsets$arrow);
-
-  return data;
-}
-
-/**
- * Get the opposite placement variation of the given one
- * @method
- * @memberof Popper.Utils
- * @argument {String} placement variation
- * @returns {String} flipped placement variation
- */
-function getOppositeVariation(variation) {
-  if (variation === 'end') {
-    return 'start';
-  } else if (variation === 'start') {
-    return 'end';
+
+  /**
+   * Helper used to know if the given modifier depends from another one.<br />
+   * It checks if the needed modifier is listed and enabled.
+   * @method
+   * @memberof Popper.Utils
+   * @param {Array} modifiers - list of modifiers
+   * @param {String} requestingName - name of requesting modifier
+   * @param {String} requestedName - name of requested modifier
+   * @returns {Boolean}
+   */
+  function isModifierRequired(modifiers, requestingName, requestedName) {
+    var requesting = find(modifiers, function (_ref) {
+      var name = _ref.name;
+      return name === requestingName;
+    });
+
+    var isRequired = !!requesting && modifiers.some(function (modifier) {
+      return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;
+    });
+
+    if (!isRequired) {
+      var _requesting = '`' + requestingName + '`';
+      var requested = '`' + requestedName + '`';
+      console.warn(requested + ' modifier is required by ' + _requesting + ' modifier in order to work, be sure to include it before ' + _requesting + '!');
+    }
+    return isRequired;
   }
-  return variation;
-}
-
-/**
- * List of accepted placements to use as values of the `placement` option.<br />
- * Valid placements are:
- * - `auto`
- * - `top`
- * - `right`
- * - `bottom`
- * - `left`
- *
- * Each placement can have a variation from this list:
- * - `-start`
- * - `-end`
- *
- * Variations are interpreted easily if you think of them as the left to right
- * written languages. Horizontally (`top` and `bottom`), `start` is left and `end`
- * is right.<br />
- * Vertically (`left` and `right`), `start` is top and `end` is bottom.
- *
- * Some valid examples are:
- * - `top-end` (on top of reference, right aligned)
- * - `right-start` (on right of reference, top aligned)
- * - `bottom` (on bottom, centered)
- * - `auto-right` (on the side with more space available, alignment depends by placement)
- *
- * @static
- * @type {Array}
- * @enum {String}
- * @readonly
- * @method placements
- * @memberof Popper
- */
-var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'];
-
-// Get rid of `auto` `auto-start` and `auto-end`
-var validPlacements = placements.slice(3);
-
-/**
- * Given an initial placement, returns all the subsequent placements
- * clockwise (or counter-clockwise).
- *
- * @method
- * @memberof Popper.Utils
- * @argument {String} placement - A valid placement (it accepts variations)
- * @argument {Boolean} counter - Set to true to walk the placements counterclockwise
- * @returns {Array} placements including their variations
- */
-function clockwise(placement) {
-  var counter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
-
-  var index = validPlacements.indexOf(placement);
-  var arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index));
-  return counter ? arr.reverse() : arr;
-}
-
-var BEHAVIORS = {
-  FLIP: 'flip',
-  CLOCKWISE: 'clockwise',
-  COUNTERCLOCKWISE: 'counterclockwise'
-};
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by update method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function flip(data, options) {
-  // if `inner` modifier is enabled, we can't use the `flip` modifier
-  if (isModifierEnabled(data.instance.modifiers, 'inner')) {
+
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by update method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function arrow(data, options) {
+    var _data$offsets$arrow;
+
+    // arrow depends on keepTogether in order to work
+    if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {
+      return data;
+    }
+
+    var arrowElement = options.element;
+
+    // if arrowElement is a string, suppose it's a CSS selector
+    if (typeof arrowElement === 'string') {
+      arrowElement = data.instance.popper.querySelector(arrowElement);
+
+      // if arrowElement is not found, don't run the modifier
+      if (!arrowElement) {
+        return data;
+      }
+    } else {
+      // if the arrowElement isn't a query selector we must check that the
+      // provided DOM node is child of its popper node
+      if (!data.instance.popper.contains(arrowElement)) {
+        console.warn('WARNING: `arrow.element` must be child of its popper element!');
+        return data;
+      }
+    }
+
+    var placement = data.placement.split('-')[0];
+    var _data$offsets = data.offsets,
+        popper = _data$offsets.popper,
+        reference = _data$offsets.reference;
+
+    var isVertical = ['left', 'right'].indexOf(placement) !== -1;
+
+    var len = isVertical ? 'height' : 'width';
+    var sideCapitalized = isVertical ? 'Top' : 'Left';
+    var side = sideCapitalized.toLowerCase();
+    var altSide = isVertical ? 'left' : 'top';
+    var opSide = isVertical ? 'bottom' : 'right';
+    var arrowElementSize = getOuterSizes(arrowElement)[len];
+
+    //
+    // extends keepTogether behavior making sure the popper and its
+    // reference have enough pixels in conjuction
+    //
+
+    // top/left side
+    if (reference[opSide] - arrowElementSize < popper[side]) {
+      data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize);
+    }
+    // bottom/right side
+    if (reference[side] + arrowElementSize > popper[opSide]) {
+      data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide];
+    }
+    data.offsets.popper = getClientRect(data.offsets.popper);
+
+    // compute center of the popper
+    var center = reference[side] + reference[len] / 2 - arrowElementSize / 2;
+
+    // Compute the sideValue using the updated popper offsets
+    // take popper margin in account because we don't have this info available
+    var css = getStyleComputedProperty(data.instance.popper);
+    var popperMarginSide = parseFloat(css['margin' + sideCapitalized], 10);
+    var popperBorderSide = parseFloat(css['border' + sideCapitalized + 'Width'], 10);
+    var sideValue = center - data.offsets.popper[side] - popperMarginSide - popperBorderSide;
+
+    // prevent arrowElement from being placed not contiguously to its popper
+    sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0);
+
+    data.arrowElement = arrowElement;
+    data.offsets.arrow = (_data$offsets$arrow = {}, defineProperty(_data$offsets$arrow, side, Math.round(sideValue)), defineProperty(_data$offsets$arrow, altSide, ''), _data$offsets$arrow);
+
     return data;
   }
 
-  if (data.flipped && data.placement === data.originalPlacement) {
-    // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides
-    return data;
+  /**
+   * Get the opposite placement variation of the given one
+   * @method
+   * @memberof Popper.Utils
+   * @argument {String} placement variation
+   * @returns {String} flipped placement variation
+   */
+  function getOppositeVariation(variation) {
+    if (variation === 'end') {
+      return 'start';
+    } else if (variation === 'start') {
+      return 'end';
+    }
+    return variation;
   }
 
-  var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement);
+  /**
+   * List of accepted placements to use as values of the `placement` option.<br />
+   * Valid placements are:
+   * - `auto`
+   * - `top`
+   * - `right`
+   * - `bottom`
+   * - `left`
+   *
+   * Each placement can have a variation from this list:
+   * - `-start`
+   * - `-end`
+   *
+   * Variations are interpreted easily if you think of them as the left to right
+   * written languages. Horizontally (`top` and `bottom`), `start` is left and `end`
+   * is right.<br />
+   * Vertically (`left` and `right`), `start` is top and `end` is bottom.
+   *
+   * Some valid examples are:
+   * - `top-end` (on top of reference, right aligned)
+   * - `right-start` (on right of reference, top aligned)
+   * - `bottom` (on bottom, centered)
+   * - `auto-right` (on the side with more space available, alignment depends by placement)
+   *
+   * @static
+   * @type {Array}
+   * @enum {String}
+   * @readonly
+   * @method placements
+   * @memberof Popper
+   */
+  var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'];
 
-  var placement = data.placement.split('-')[0];
-  var placementOpposite = getOppositePlacement(placement);
-  var variation = data.placement.split('-')[1] || '';
+  // Get rid of `auto` `auto-start` and `auto-end`
+  var validPlacements = placements.slice(3);
 
-  var flipOrder = [];
+  /**
+   * Given an initial placement, returns all the subsequent placements
+   * clockwise (or counter-clockwise).
+   *
+   * @method
+   * @memberof Popper.Utils
+   * @argument {String} placement - A valid placement (it accepts variations)
+   * @argument {Boolean} counter - Set to true to walk the placements counterclockwise
+   * @returns {Array} placements including their variations
+   */
+  function clockwise(placement) {
+    var counter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
 
-  switch (options.behavior) {
-    case BEHAVIORS.FLIP:
-      flipOrder = [placement, placementOpposite];
-      break;
-    case BEHAVIORS.CLOCKWISE:
-      flipOrder = clockwise(placement);
-      break;
-    case BEHAVIORS.COUNTERCLOCKWISE:
-      flipOrder = clockwise(placement, true);
-      break;
-    default:
-      flipOrder = options.behavior;
+    var index = validPlacements.indexOf(placement);
+    var arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index));
+    return counter ? arr.reverse() : arr;
   }
 
-  flipOrder.forEach(function (step, index) {
-    if (placement !== step || flipOrder.length === index + 1) {
+  var BEHAVIORS = {
+    FLIP: 'flip',
+    CLOCKWISE: 'clockwise',
+    COUNTERCLOCKWISE: 'counterclockwise'
+  };
+
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by update method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function flip(data, options) {
+    // if `inner` modifier is enabled, we can't use the `flip` modifier
+    if (isModifierEnabled(data.instance.modifiers, 'inner')) {
       return data;
     }
 
-    placement = data.placement.split('-')[0];
-    placementOpposite = getOppositePlacement(placement);
+    if (data.flipped && data.placement === data.originalPlacement) {
+      // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides
+      return data;
+    }
 
-    var popperOffsets = data.offsets.popper;
-    var refOffsets = data.offsets.reference;
+    var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement, data.positionFixed);
 
-    // using floor because the reference offsets may contain decimals we are not going to consider here
-    var floor = Math.floor;
-    var overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom);
+    var placement = data.placement.split('-')[0];
+    var placementOpposite = getOppositePlacement(placement);
+    var variation = data.placement.split('-')[1] || '';
+
+    var flipOrder = [];
 
-    var overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left);
-    var overflowsRight = floor(popperOffsets.right) > floor(boundaries.right);
-    var overflowsTop = floor(popperOffsets.top) < floor(boundaries.top);
-    var overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom);
+    switch (options.behavior) {
+      case BEHAVIORS.FLIP:
+        flipOrder = [placement, placementOpposite];
+        break;
+      case BEHAVIORS.CLOCKWISE:
+        flipOrder = clockwise(placement);
+        break;
+      case BEHAVIORS.COUNTERCLOCKWISE:
+        flipOrder = clockwise(placement, true);
+        break;
+      default:
+        flipOrder = options.behavior;
+    }
 
-    var overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom;
+    flipOrder.forEach(function (step, index) {
+      if (placement !== step || flipOrder.length === index + 1) {
+        return data;
+      }
 
-    // flip the variation if required
-    var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
-    var flippedVariation = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom);
+      placement = data.placement.split('-')[0];
+      placementOpposite = getOppositePlacement(placement);
 
-    if (overlapsRef || overflowsBoundaries || flippedVariation) {
-      // this boolean to detect any flip loop
-      data.flipped = true;
+      var popperOffsets = data.offsets.popper;
+      var refOffsets = data.offsets.reference;
 
-      if (overlapsRef || overflowsBoundaries) {
-        placement = flipOrder[index + 1];
-      }
+      // using floor because the reference offsets may contain decimals we are not going to consider here
+      var floor = Math.floor;
+      var overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom);
+
+      var overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left);
+      var overflowsRight = floor(popperOffsets.right) > floor(boundaries.right);
+      var overflowsTop = floor(popperOffsets.top) < floor(boundaries.top);
+      var overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom);
+
+      var overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom;
+
+      // flip the variation if required
+      var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
+      var flippedVariation = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom);
+
+      if (overlapsRef || overflowsBoundaries || flippedVariation) {
+        // this boolean to detect any flip loop
+        data.flipped = true;
+
+        if (overlapsRef || overflowsBoundaries) {
+          placement = flipOrder[index + 1];
+        }
+
+        if (flippedVariation) {
+          variation = getOppositeVariation(variation);
+        }
+
+        data.placement = placement + (variation ? '-' + variation : '');
 
-      if (flippedVariation) {
-        variation = getOppositeVariation(variation);
+        // this object contains `position`, we want to preserve it along with
+        // any additional property we may add in the future
+        data.offsets.popper = _extends({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement));
+
+        data = runModifiers(data.instance.modifiers, data, 'flip');
       }
+    });
+    return data;
+  }
 
-      data.placement = placement + (variation ? '-' + variation : '');
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by update method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function keepTogether(data) {
+    var _data$offsets = data.offsets,
+        popper = _data$offsets.popper,
+        reference = _data$offsets.reference;
 
-      // this object contains `position`, we want to preserve it along with
-      // any additional property we may add in the future
-      data.offsets.popper = _extends$1({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement));
+    var placement = data.placement.split('-')[0];
+    var floor = Math.floor;
+    var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
+    var side = isVertical ? 'right' : 'bottom';
+    var opSide = isVertical ? 'left' : 'top';
+    var measurement = isVertical ? 'width' : 'height';
 
-      data = runModifiers(data.instance.modifiers, data, 'flip');
+    if (popper[side] < floor(reference[opSide])) {
+      data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement];
+    }
+    if (popper[opSide] > floor(reference[side])) {
+      data.offsets.popper[opSide] = floor(reference[side]);
     }
-  });
-  return data;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by update method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function keepTogether(data) {
-  var _data$offsets = data.offsets,
-      popper = _data$offsets.popper,
-      reference = _data$offsets.reference;
-
-  var placement = data.placement.split('-')[0];
-  var floor = Math.floor;
-  var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
-  var side = isVertical ? 'right' : 'bottom';
-  var opSide = isVertical ? 'left' : 'top';
-  var measurement = isVertical ? 'width' : 'height';
-
-  if (popper[side] < floor(reference[opSide])) {
-    data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement];
-  }
-  if (popper[opSide] > floor(reference[side])) {
-    data.offsets.popper[opSide] = floor(reference[side]);
-  }
 
-  return data;
-}
-
-/**
- * Converts a string containing value + unit into a px value number
- * @function
- * @memberof {modifiers~offset}
- * @private
- * @argument {String} str - Value + unit string
- * @argument {String} measurement - `height` or `width`
- * @argument {Object} popperOffsets
- * @argument {Object} referenceOffsets
- * @returns {Number|String}
- * Value in pixels, or original string if no values were extracted
- */
-function toValue(str, measurement, popperOffsets, referenceOffsets) {
-  // separate value from unit
-  var split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/);
-  var value = +split[1];
-  var unit = split[2];
-
-  // If it's not a number it's an operator, I guess
-  if (!value) {
-    return str;
+    return data;
   }
 
-  if (unit.indexOf('%') === 0) {
-    var element = void 0;
-    switch (unit) {
-      case '%p':
-        element = popperOffsets;
-        break;
-      case '%':
-      case '%r':
-      default:
-        element = referenceOffsets;
+  /**
+   * Converts a string containing value + unit into a px value number
+   * @function
+   * @memberof {modifiers~offset}
+   * @private
+   * @argument {String} str - Value + unit string
+   * @argument {String} measurement - `height` or `width`
+   * @argument {Object} popperOffsets
+   * @argument {Object} referenceOffsets
+   * @returns {Number|String}
+   * Value in pixels, or original string if no values were extracted
+   */
+  function toValue(str, measurement, popperOffsets, referenceOffsets) {
+    // separate value from unit
+    var split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/);
+    var value = +split[1];
+    var unit = split[2];
+
+    // If it's not a number it's an operator, I guess
+    if (!value) {
+      return str;
     }
 
-    var rect = getClientRect(element);
-    return rect[measurement] / 100 * value;
-  } else if (unit === 'vh' || unit === 'vw') {
-    // if is a vh or vw, we calculate the size based on the viewport
-    var size = void 0;
-    if (unit === 'vh') {
-      size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
+    if (unit.indexOf('%') === 0) {
+      var element = void 0;
+      switch (unit) {
+        case '%p':
+          element = popperOffsets;
+          break;
+        case '%':
+        case '%r':
+        default:
+          element = referenceOffsets;
+      }
+
+      var rect = getClientRect(element);
+      return rect[measurement] / 100 * value;
+    } else if (unit === 'vh' || unit === 'vw') {
+      // if is a vh or vw, we calculate the size based on the viewport
+      var size = void 0;
+      if (unit === 'vh') {
+        size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
+      } else {
+        size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);
+      }
+      return size / 100 * value;
     } else {
-      size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);
+      // if is an explicit pixel unit, we get rid of the unit and keep the value
+      // if is an implicit unit, it's px, and we return just the value
+      return value;
     }
-    return size / 100 * value;
-  } else {
-    // if is an explicit pixel unit, we get rid of the unit and keep the value
-    // if is an implicit unit, it's px, and we return just the value
-    return value;
-  }
-}
-
-/**
- * Parse an `offset` string to extrapolate `x` and `y` numeric offsets.
- * @function
- * @memberof {modifiers~offset}
- * @private
- * @argument {String} offset
- * @argument {Object} popperOffsets
- * @argument {Object} referenceOffsets
- * @argument {String} basePlacement
- * @returns {Array} a two cells array with x and y offsets in numbers
- */
-function parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) {
-  var offsets = [0, 0];
-
-  // Use height if placement is left or right and index is 0 otherwise use width
-  // in this way the first offset will use an axis and the second one
-  // will use the other one
-  var useHeight = ['right', 'left'].indexOf(basePlacement) !== -1;
-
-  // Split the offset string to obtain a list of values and operands
-  // The regex addresses values with the plus or minus sign in front (+10, -20, etc)
-  var fragments = offset.split(/(\+|\-)/).map(function (frag) {
-    return frag.trim();
-  });
-
-  // Detect if the offset string contains a pair of values or a single one
-  // they could be separated by comma or space
-  var divider = fragments.indexOf(find(fragments, function (frag) {
-    return frag.search(/,|\s/) !== -1;
-  }));
-
-  if (fragments[divider] && fragments[divider].indexOf(',') === -1) {
-    console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');
   }
 
-  // If divider is found, we divide the list of values and operands to divide
-  // them by ofset X and Y.
-  var splitRegex = /\s*,\s*|\s+/;
-  var ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments];
-
-  // Convert the values with units to absolute pixels to allow our computations
-  ops = ops.map(function (op, index) {
-    // Most of the units rely on the orientation of the popper
-    var measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width';
-    var mergeWithPrevious = false;
-    return op
-    // This aggregates any `+` or `-` sign that aren't considered operators
-    // e.g.: 10 + +5 => [10, +, +5]
-    .reduce(function (a, b) {
-      if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {
-        a[a.length - 1] = b;
-        mergeWithPrevious = true;
-        return a;
-      } else if (mergeWithPrevious) {
-        a[a.length - 1] += b;
-        mergeWithPrevious = false;
-        return a;
-      } else {
-        return a.concat(b);
-      }
-    }, [])
-    // Here we convert the string values into number values (in px)
-    .map(function (str) {
-      return toValue(str, measurement, popperOffsets, referenceOffsets);
+  /**
+   * Parse an `offset` string to extrapolate `x` and `y` numeric offsets.
+   * @function
+   * @memberof {modifiers~offset}
+   * @private
+   * @argument {String} offset
+   * @argument {Object} popperOffsets
+   * @argument {Object} referenceOffsets
+   * @argument {String} basePlacement
+   * @returns {Array} a two cells array with x and y offsets in numbers
+   */
+  function parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) {
+    var offsets = [0, 0];
+
+    // Use height if placement is left or right and index is 0 otherwise use width
+    // in this way the first offset will use an axis and the second one
+    // will use the other one
+    var useHeight = ['right', 'left'].indexOf(basePlacement) !== -1;
+
+    // Split the offset string to obtain a list of values and operands
+    // The regex addresses values with the plus or minus sign in front (+10, -20, etc)
+    var fragments = offset.split(/(\+|\-)/).map(function (frag) {
+      return frag.trim();
     });
-  });
 
-  // Loop trough the offsets arrays and execute the operations
-  ops.forEach(function (op, index) {
-    op.forEach(function (frag, index2) {
-      if (isNumeric(frag)) {
-        offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1);
-      }
+    // Detect if the offset string contains a pair of values or a single one
+    // they could be separated by comma or space
+    var divider = fragments.indexOf(find(fragments, function (frag) {
+      return frag.search(/,|\s/) !== -1;
+    }));
+
+    if (fragments[divider] && fragments[divider].indexOf(',') === -1) {
+      console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');
+    }
+
+    // If divider is found, we divide the list of values and operands to divide
+    // them by ofset X and Y.
+    var splitRegex = /\s*,\s*|\s+/;
+    var ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments];
+
+    // Convert the values with units to absolute pixels to allow our computations
+    ops = ops.map(function (op, index) {
+      // Most of the units rely on the orientation of the popper
+      var measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width';
+      var mergeWithPrevious = false;
+      return op
+      // This aggregates any `+` or `-` sign that aren't considered operators
+      // e.g.: 10 + +5 => [10, +, +5]
+      .reduce(function (a, b) {
+        if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {
+          a[a.length - 1] = b;
+          mergeWithPrevious = true;
+          return a;
+        } else if (mergeWithPrevious) {
+          a[a.length - 1] += b;
+          mergeWithPrevious = false;
+          return a;
+        } else {
+          return a.concat(b);
+        }
+      }, [])
+      // Here we convert the string values into number values (in px)
+      .map(function (str) {
+        return toValue(str, measurement, popperOffsets, referenceOffsets);
+      });
     });
-  });
-  return offsets;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by update method
- * @argument {Object} options - Modifiers configuration and options
- * @argument {Number|String} options.offset=0
- * The offset value as described in the modifier description
- * @returns {Object} The data object, properly modified
- */
-function offset(data, _ref) {
-  var offset = _ref.offset;
-  var placement = data.placement,
-      _data$offsets = data.offsets,
-      popper = _data$offsets.popper,
-      reference = _data$offsets.reference;
-
-  var basePlacement = placement.split('-')[0];
-
-  var offsets = void 0;
-  if (isNumeric(+offset)) {
-    offsets = [+offset, 0];
-  } else {
-    offsets = parseOffset(offset, popper, reference, basePlacement);
-  }
 
-  if (basePlacement === 'left') {
-    popper.top += offsets[0];
-    popper.left -= offsets[1];
-  } else if (basePlacement === 'right') {
-    popper.top += offsets[0];
-    popper.left += offsets[1];
-  } else if (basePlacement === 'top') {
-    popper.left += offsets[0];
-    popper.top -= offsets[1];
-  } else if (basePlacement === 'bottom') {
-    popper.left += offsets[0];
-    popper.top += offsets[1];
+    // Loop trough the offsets arrays and execute the operations
+    ops.forEach(function (op, index) {
+      op.forEach(function (frag, index2) {
+        if (isNumeric(frag)) {
+          offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1);
+        }
+      });
+    });
+    return offsets;
   }
 
-  data.popper = popper;
-  return data;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by `update` method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function preventOverflow(data, options) {
-  var boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper);
-
-  // If offsetParent is the reference element, we really want to
-  // go one step up and use the next offsetParent as reference to
-  // avoid to make this modifier completely useless and look like broken
-  if (data.instance.reference === boundariesElement) {
-    boundariesElement = getOffsetParent(boundariesElement);
-  }
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by update method
+   * @argument {Object} options - Modifiers configuration and options
+   * @argument {Number|String} options.offset=0
+   * The offset value as described in the modifier description
+   * @returns {Object} The data object, properly modified
+   */
+  function offset(data, _ref) {
+    var offset = _ref.offset;
+    var placement = data.placement,
+        _data$offsets = data.offsets,
+        popper = _data$offsets.popper,
+        reference = _data$offsets.reference;
+
+    var basePlacement = placement.split('-')[0];
+
+    var offsets = void 0;
+    if (isNumeric(+offset)) {
+      offsets = [+offset, 0];
+    } else {
+      offsets = parseOffset(offset, popper, reference, basePlacement);
+    }
 
-  var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement);
-  options.boundaries = boundaries;
+    if (basePlacement === 'left') {
+      popper.top += offsets[0];
+      popper.left -= offsets[1];
+    } else if (basePlacement === 'right') {
+      popper.top += offsets[0];
+      popper.left += offsets[1];
+    } else if (basePlacement === 'top') {
+      popper.left += offsets[0];
+      popper.top -= offsets[1];
+    } else if (basePlacement === 'bottom') {
+      popper.left += offsets[0];
+      popper.top += offsets[1];
+    }
 
-  var order = options.priority;
-  var popper = data.offsets.popper;
+    data.popper = popper;
+    return data;
+  }
 
-  var check = {
-    primary: function primary(placement) {
-      var value = popper[placement];
-      if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {
-        value = Math.max(popper[placement], boundaries[placement]);
-      }
-      return defineProperty({}, placement, value);
-    },
-    secondary: function secondary(placement) {
-      var mainSide = placement === 'right' ? 'left' : 'top';
-      var value = popper[mainSide];
-      if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {
-        value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height));
-      }
-      return defineProperty({}, mainSide, value);
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by `update` method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function preventOverflow(data, options) {
+    var boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper);
+
+    // If offsetParent is the reference element, we really want to
+    // go one step up and use the next offsetParent as reference to
+    // avoid to make this modifier completely useless and look like broken
+    if (data.instance.reference === boundariesElement) {
+      boundariesElement = getOffsetParent(boundariesElement);
     }
-  };
 
-  order.forEach(function (placement) {
-    var side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary';
-    popper = _extends$1({}, popper, check[side](placement));
-  });
-
-  data.offsets.popper = popper;
-
-  return data;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by `update` method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function shift(data) {
-  var placement = data.placement;
-  var basePlacement = placement.split('-')[0];
-  var shiftvariation = placement.split('-')[1];
-
-  // if shift shiftvariation is specified, run the modifier
-  if (shiftvariation) {
-    var _data$offsets = data.offsets,
-        reference = _data$offsets.reference,
-        popper = _data$offsets.popper;
+    var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement, data.positionFixed);
+    options.boundaries = boundaries;
 
-    var isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
-    var side = isVertical ? 'left' : 'top';
-    var measurement = isVertical ? 'width' : 'height';
+    var order = options.priority;
+    var popper = data.offsets.popper;
 
-    var shiftOffsets = {
-      start: defineProperty({}, side, reference[side]),
-      end: defineProperty({}, side, reference[side] + reference[measurement] - popper[measurement])
+    var check = {
+      primary: function primary(placement) {
+        var value = popper[placement];
+        if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {
+          value = Math.max(popper[placement], boundaries[placement]);
+        }
+        return defineProperty({}, placement, value);
+      },
+      secondary: function secondary(placement) {
+        var mainSide = placement === 'right' ? 'left' : 'top';
+        var value = popper[mainSide];
+        if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {
+          value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height));
+        }
+        return defineProperty({}, mainSide, value);
+      }
     };
 
-    data.offsets.popper = _extends$1({}, popper, shiftOffsets[shiftvariation]);
-  }
+    order.forEach(function (placement) {
+      var side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary';
+      popper = _extends({}, popper, check[side](placement));
+    });
+
+    data.offsets.popper = popper;
 
-  return data;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by update method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function hide(data) {
-  if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {
     return data;
   }
 
-  var refRect = data.offsets.reference;
-  var bound = find(data.instance.modifiers, function (modifier) {
-    return modifier.name === 'preventOverflow';
-  }).boundaries;
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by `update` method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function shift(data) {
+    var placement = data.placement;
+    var basePlacement = placement.split('-')[0];
+    var shiftvariation = placement.split('-')[1];
+
+    // if shift shiftvariation is specified, run the modifier
+    if (shiftvariation) {
+      var _data$offsets = data.offsets,
+          reference = _data$offsets.reference,
+          popper = _data$offsets.popper;
+
+      var isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
+      var side = isVertical ? 'left' : 'top';
+      var measurement = isVertical ? 'width' : 'height';
+
+      var shiftOffsets = {
+        start: defineProperty({}, side, reference[side]),
+        end: defineProperty({}, side, reference[side] + reference[measurement] - popper[measurement])
+      };
 
-  if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {
-    // Avoid unnecessary DOM access if visibility hasn't changed
-    if (data.hide === true) {
-      return data;
+      data.offsets.popper = _extends({}, popper, shiftOffsets[shiftvariation]);
     }
 
-    data.hide = true;
-    data.attributes['x-out-of-boundaries'] = '';
-  } else {
-    // Avoid unnecessary DOM access if visibility hasn't changed
-    if (data.hide === false) {
+    return data;
+  }
+
+  /**
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by update method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
+   */
+  function hide(data) {
+    if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {
       return data;
     }
 
-    data.hide = false;
-    data.attributes['x-out-of-boundaries'] = false;
+    var refRect = data.offsets.reference;
+    var bound = find(data.instance.modifiers, function (modifier) {
+      return modifier.name === 'preventOverflow';
+    }).boundaries;
+
+    if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {
+      // Avoid unnecessary DOM access if visibility hasn't changed
+      if (data.hide === true) {
+        return data;
+      }
+
+      data.hide = true;
+      data.attributes['x-out-of-boundaries'] = '';
+    } else {
+      // Avoid unnecessary DOM access if visibility hasn't changed
+      if (data.hide === false) {
+        return data;
+      }
+
+      data.hide = false;
+      data.attributes['x-out-of-boundaries'] = false;
+    }
+
+    return data;
   }
 
-  return data;
-}
-
-/**
- * @function
- * @memberof Modifiers
- * @argument {Object} data - The data object generated by `update` method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {Object} The data object, properly modified
- */
-function inner(data) {
-  var placement = data.placement;
-  var basePlacement = placement.split('-')[0];
-  var _data$offsets = data.offsets,
-      popper = _data$offsets.popper,
-      reference = _data$offsets.reference;
-
-  var isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1;
-
-  var subtractLength = ['top', 'left'].indexOf(basePlacement) === -1;
-
-  popper[isHoriz ? 'left' : 'top'] = reference[basePlacement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0);
-
-  data.placement = getOppositePlacement(placement);
-  data.offsets.popper = getClientRect(popper);
-
-  return data;
-}
-
-/**
- * Modifier function, each modifier can have a function of this type assigned
- * to its `fn` property.<br />
- * These functions will be called on each update, this means that you must
- * make sure they are performant enough to avoid performance bottlenecks.
- *
- * @function ModifierFn
- * @argument {dataObject} data - The data object generated by `update` method
- * @argument {Object} options - Modifiers configuration and options
- * @returns {dataObject} The data object, properly modified
- */
-
-/**
- * Modifiers are plugins used to alter the behavior of your poppers.<br />
- * Popper.js uses a set of 9 modifiers to provide all the basic functionalities
- * needed by the library.
- *
- * Usually you don't want to override the `order`, `fn` and `onLoad` props.
- * All the other properties are configurations that could be tweaked.
- * @namespace modifiers
- */
-var modifiers = {
   /**
-   * Modifier used to shift the popper on the start or end of its reference
-   * element.<br />
-   * It will read the variation of the `placement` property.<br />
-   * It can be one either `-end` or `-start`.
-   * @memberof modifiers
-   * @inner
+   * @function
+   * @memberof Modifiers
+   * @argument {Object} data - The data object generated by `update` method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {Object} The data object, properly modified
    */
-  shift: {
-    /** @prop {number} order=100 - Index used to define the order of execution */
-    order: 100,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: shift
-  },
+  function inner(data) {
+    var placement = data.placement;
+    var basePlacement = placement.split('-')[0];
+    var _data$offsets = data.offsets,
+        popper = _data$offsets.popper,
+        reference = _data$offsets.reference;
+
+    var isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1;
+
+    var subtractLength = ['top', 'left'].indexOf(basePlacement) === -1;
+
+    popper[isHoriz ? 'left' : 'top'] = reference[basePlacement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0);
+
+    data.placement = getOppositePlacement(placement);
+    data.offsets.popper = getClientRect(popper);
+
+    return data;
+  }
 
   /**
-   * The `offset` modifier can shift your popper on both its axis.
-   *
-   * It accepts the following units:
-   * - `px` or unitless, interpreted as pixels
-   * - `%` or `%r`, percentage relative to the length of the reference element
-   * - `%p`, percentage relative to the length of the popper element
-   * - `vw`, CSS viewport width unit
-   * - `vh`, CSS viewport height unit
-   *
-   * For length is intended the main axis relative to the placement of the popper.<br />
-   * This means that if the placement is `top` or `bottom`, the length will be the
-   * `width`. In case of `left` or `right`, it will be the height.
-   *
-   * You can provide a single value (as `Number` or `String`), or a pair of values
-   * as `String` divided by a comma or one (or more) white spaces.<br />
-   * The latter is a deprecated method because it leads to confusion and will be
-   * removed in v2.<br />
-   * Additionally, it accepts additions and subtractions between different units.
-   * Note that multiplications and divisions aren't supported.
-   *
-   * Valid examples are:
-   * ```
-   * 10
-   * '10%'
-   * '10, 10'
-   * '10%, 10'
-   * '10 + 10%'
-   * '10 - 5vh + 3%'
-   * '-10px + 5vh, 5px - 6%'
-   * ```
-   * > **NB**: If you desire to apply offsets to your poppers in a way that may make them overlap
-   * > with their reference element, unfortunately, you will have to disable the `flip` modifier.
-   * > More on this [reading this issue](https://github.com/FezVrasta/popper.js/issues/373)
+   * Modifier function, each modifier can have a function of this type assigned
+   * to its `fn` property.<br />
+   * These functions will be called on each update, this means that you must
+   * make sure they are performant enough to avoid performance bottlenecks.
    *
-   * @memberof modifiers
-   * @inner
+   * @function ModifierFn
+   * @argument {dataObject} data - The data object generated by `update` method
+   * @argument {Object} options - Modifiers configuration and options
+   * @returns {dataObject} The data object, properly modified
    */
-  offset: {
-    /** @prop {number} order=200 - Index used to define the order of execution */
-    order: 200,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: offset,
-    /** @prop {Number|String} offset=0
-     * The offset value as described in the modifier description
-     */
-    offset: 0
-  },
 
   /**
-   * Modifier used to prevent the popper from being positioned outside the boundary.
-   *
-   * An scenario exists where the reference itself is not within the boundaries.<br />
-   * We can say it has "escaped the boundaries" — or just "escaped".<br />
-   * In this case we need to decide whether the popper should either:
-   *
-   * - detach from the reference and remain "trapped" in the boundaries, or
-   * - if it should ignore the boundary and "escape with its reference"
-   *
-   * When `escapeWithReference` is set to`true` and reference is completely
-   * outside its boundaries, the popper will overflow (or completely leave)
-   * the boundaries in order to remain attached to the edge of the reference.
+   * Modifiers are plugins used to alter the behavior of your poppers.<br />
+   * Popper.js uses a set of 9 modifiers to provide all the basic functionalities
+   * needed by the library.
    *
-   * @memberof modifiers
-   * @inner
+   * Usually you don't want to override the `order`, `fn` and `onLoad` props.
+   * All the other properties are configurations that could be tweaked.
+   * @namespace modifiers
    */
-  preventOverflow: {
-    /** @prop {number} order=300 - Index used to define the order of execution */
-    order: 300,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: preventOverflow,
+  var modifiers = {
     /**
-     * @prop {Array} [priority=['left','right','top','bottom']]
-     * Popper will try to prevent overflow following these priorities by default,
-     * then, it could overflow on the left and on top of the `boundariesElement`
+     * Modifier used to shift the popper on the start or end of its reference
+     * element.<br />
+     * It will read the variation of the `placement` property.<br />
+     * It can be one either `-end` or `-start`.
+     * @memberof modifiers
+     * @inner
      */
-    priority: ['left', 'right', 'top', 'bottom'],
+    shift: {
+      /** @prop {number} order=100 - Index used to define the order of execution */
+      order: 100,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: shift
+    },
+
     /**
-     * @prop {number} padding=5
-     * Amount of pixel used to define a minimum distance between the boundaries
-     * and the popper this makes sure the popper has always a little padding
-     * between the edges of its container
+     * The `offset` modifier can shift your popper on both its axis.
+     *
+     * It accepts the following units:
+     * - `px` or unitless, interpreted as pixels
+     * - `%` or `%r`, percentage relative to the length of the reference element
+     * - `%p`, percentage relative to the length of the popper element
+     * - `vw`, CSS viewport width unit
+     * - `vh`, CSS viewport height unit
+     *
+     * For length is intended the main axis relative to the placement of the popper.<br />
+     * This means that if the placement is `top` or `bottom`, the length will be the
+     * `width`. In case of `left` or `right`, it will be the height.
+     *
+     * You can provide a single value (as `Number` or `String`), or a pair of values
+     * as `String` divided by a comma or one (or more) white spaces.<br />
+     * The latter is a deprecated method because it leads to confusion and will be
+     * removed in v2.<br />
+     * Additionally, it accepts additions and subtractions between different units.
+     * Note that multiplications and divisions aren't supported.
+     *
+     * Valid examples are:
+     * ```
+     * 10
+     * '10%'
+     * '10, 10'
+     * '10%, 10'
+     * '10 + 10%'
+     * '10 - 5vh + 3%'
+     * '-10px + 5vh, 5px - 6%'
+     * ```
+     * > **NB**: If you desire to apply offsets to your poppers in a way that may make them overlap
+     * > with their reference element, unfortunately, you will have to disable the `flip` modifier.
+     * > More on this [reading this issue](https://github.com/FezVrasta/popper.js/issues/373)
+     *
+     * @memberof modifiers
+     * @inner
      */
-    padding: 5,
+    offset: {
+      /** @prop {number} order=200 - Index used to define the order of execution */
+      order: 200,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: offset,
+      /** @prop {Number|String} offset=0
+       * The offset value as described in the modifier description
+       */
+      offset: 0
+    },
+
     /**
-     * @prop {String|HTMLElement} boundariesElement='scrollParent'
-     * Boundaries used by the modifier, can be `scrollParent`, `window`,
-     * `viewport` or any DOM element.
+     * Modifier used to prevent the popper from being positioned outside the boundary.
+     *
+     * An scenario exists where the reference itself is not within the boundaries.<br />
+     * We can say it has "escaped the boundaries" — or just "escaped".<br />
+     * In this case we need to decide whether the popper should either:
+     *
+     * - detach from the reference and remain "trapped" in the boundaries, or
+     * - if it should ignore the boundary and "escape with its reference"
+     *
+     * When `escapeWithReference` is set to`true` and reference is completely
+     * outside its boundaries, the popper will overflow (or completely leave)
+     * the boundaries in order to remain attached to the edge of the reference.
+     *
+     * @memberof modifiers
+     * @inner
      */
-    boundariesElement: 'scrollParent'
-  },
+    preventOverflow: {
+      /** @prop {number} order=300 - Index used to define the order of execution */
+      order: 300,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: preventOverflow,
+      /**
+       * @prop {Array} [priority=['left','right','top','bottom']]
+       * Popper will try to prevent overflow following these priorities by default,
+       * then, it could overflow on the left and on top of the `boundariesElement`
+       */
+      priority: ['left', 'right', 'top', 'bottom'],
+      /**
+       * @prop {number} padding=5
+       * Amount of pixel used to define a minimum distance between the boundaries
+       * and the popper this makes sure the popper has always a little padding
+       * between the edges of its container
+       */
+      padding: 5,
+      /**
+       * @prop {String|HTMLElement} boundariesElement='scrollParent'
+       * Boundaries used by the modifier, can be `scrollParent`, `window`,
+       * `viewport` or any DOM element.
+       */
+      boundariesElement: 'scrollParent'
+    },
 
-  /**
-   * Modifier used to make sure the reference and its popper stay near eachothers
-   * without leaving any gap between the two. Expecially useful when the arrow is
-   * enabled and you want to assure it to point to its reference element.
-   * It cares only about the first axis, you can still have poppers with margin
-   * between the popper and its reference element.
-   * @memberof modifiers
-   * @inner
-   */
-  keepTogether: {
-    /** @prop {number} order=400 - Index used to define the order of execution */
-    order: 400,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: keepTogether
-  },
+    /**
+     * Modifier used to make sure the reference and its popper stay near eachothers
+     * without leaving any gap between the two. Expecially useful when the arrow is
+     * enabled and you want to assure it to point to its reference element.
+     * It cares only about the first axis, you can still have poppers with margin
+     * between the popper and its reference element.
+     * @memberof modifiers
+     * @inner
+     */
+    keepTogether: {
+      /** @prop {number} order=400 - Index used to define the order of execution */
+      order: 400,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: keepTogether
+    },
 
-  /**
-   * This modifier is used to move the `arrowElement` of the popper to make
-   * sure it is positioned between the reference element and its popper element.
-   * It will read the outer size of the `arrowElement` node to detect how many
-   * pixels of conjuction are needed.
-   *
-   * It has no effect if no `arrowElement` is provided.
-   * @memberof modifiers
-   * @inner
-   */
-  arrow: {
-    /** @prop {number} order=500 - Index used to define the order of execution */
-    order: 500,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: arrow,
-    /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */
-    element: '[x-arrow]'
-  },
+    /**
+     * This modifier is used to move the `arrowElement` of the popper to make
+     * sure it is positioned between the reference element and its popper element.
+     * It will read the outer size of the `arrowElement` node to detect how many
+     * pixels of conjuction are needed.
+     *
+     * It has no effect if no `arrowElement` is provided.
+     * @memberof modifiers
+     * @inner
+     */
+    arrow: {
+      /** @prop {number} order=500 - Index used to define the order of execution */
+      order: 500,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: arrow,
+      /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */
+      element: '[x-arrow]'
+    },
 
-  /**
-   * Modifier used to flip the popper's placement when it starts to overlap its
-   * reference element.
-   *
-   * Requires the `preventOverflow` modifier before it in order to work.
-   *
-   * **NOTE:** this modifier will interrupt the current update cycle and will
-   * restart it if it detects the need to flip the placement.
-   * @memberof modifiers
-   * @inner
-   */
-  flip: {
-    /** @prop {number} order=600 - Index used to define the order of execution */
-    order: 600,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: flip,
     /**
-     * @prop {String|Array} behavior='flip'
-     * The behavior used to change the popper's placement. It can be one of
-     * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid
-     * placements (with optional variations).
+     * Modifier used to flip the popper's placement when it starts to overlap its
+     * reference element.
+     *
+     * Requires the `preventOverflow` modifier before it in order to work.
+     *
+     * **NOTE:** this modifier will interrupt the current update cycle and will
+     * restart it if it detects the need to flip the placement.
+     * @memberof modifiers
+     * @inner
      */
-    behavior: 'flip',
+    flip: {
+      /** @prop {number} order=600 - Index used to define the order of execution */
+      order: 600,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: flip,
+      /**
+       * @prop {String|Array} behavior='flip'
+       * The behavior used to change the popper's placement. It can be one of
+       * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid
+       * placements (with optional variations).
+       */
+      behavior: 'flip',
+      /**
+       * @prop {number} padding=5
+       * The popper will flip if it hits the edges of the `boundariesElement`
+       */
+      padding: 5,
+      /**
+       * @prop {String|HTMLElement} boundariesElement='viewport'
+       * The element which will define the boundaries of the popper position,
+       * the popper will never be placed outside of the defined boundaries
+       * (except if keepTogether is enabled)
+       */
+      boundariesElement: 'viewport'
+    },
+
     /**
-     * @prop {number} padding=5
-     * The popper will flip if it hits the edges of the `boundariesElement`
+     * Modifier used to make the popper flow toward the inner of the reference element.
+     * By default, when this modifier is disabled, the popper will be placed outside
+     * the reference element.
+     * @memberof modifiers
+     * @inner
      */
-    padding: 5,
+    inner: {
+      /** @prop {number} order=700 - Index used to define the order of execution */
+      order: 700,
+      /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */
+      enabled: false,
+      /** @prop {ModifierFn} */
+      fn: inner
+    },
+
     /**
-     * @prop {String|HTMLElement} boundariesElement='viewport'
-     * The element which will define the boundaries of the popper position,
-     * the popper will never be placed outside of the defined boundaries
-     * (except if keepTogether is enabled)
+     * Modifier used to hide the popper when its reference element is outside of the
+     * popper boundaries. It will set a `x-out-of-boundaries` attribute which can
+     * be used to hide with a CSS selector the popper when its reference is
+     * out of boundaries.
+     *
+     * Requires the `preventOverflow` modifier before it in order to work.
+     * @memberof modifiers
+     * @inner
      */
-    boundariesElement: 'viewport'
-  },
+    hide: {
+      /** @prop {number} order=800 - Index used to define the order of execution */
+      order: 800,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: hide
+    },
 
-  /**
-   * Modifier used to make the popper flow toward the inner of the reference element.
-   * By default, when this modifier is disabled, the popper will be placed outside
-   * the reference element.
-   * @memberof modifiers
-   * @inner
-   */
-  inner: {
-    /** @prop {number} order=700 - Index used to define the order of execution */
-    order: 700,
-    /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */
-    enabled: false,
-    /** @prop {ModifierFn} */
-    fn: inner
-  },
+    /**
+     * Computes the style that will be applied to the popper element to gets
+     * properly positioned.
+     *
+     * Note that this modifier will not touch the DOM, it just prepares the styles
+     * so that `applyStyle` modifier can apply it. This separation is useful
+     * in case you need to replace `applyStyle` with a custom implementation.
+     *
+     * This modifier has `850` as `order` value to maintain backward compatibility
+     * with previous versions of Popper.js. Expect the modifiers ordering method
+     * to change in future major versions of the library.
+     *
+     * @memberof modifiers
+     * @inner
+     */
+    computeStyle: {
+      /** @prop {number} order=850 - Index used to define the order of execution */
+      order: 850,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: computeStyle,
+      /**
+       * @prop {Boolean} gpuAcceleration=true
+       * If true, it uses the CSS 3d transformation to position the popper.
+       * Otherwise, it will use the `top` and `left` properties.
+       */
+      gpuAcceleration: true,
+      /**
+       * @prop {string} [x='bottom']
+       * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.
+       * Change this if your popper should grow in a direction different from `bottom`
+       */
+      x: 'bottom',
+      /**
+       * @prop {string} [x='left']
+       * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.
+       * Change this if your popper should grow in a direction different from `right`
+       */
+      y: 'right'
+    },
+
+    /**
+     * Applies the computed styles to the popper element.
+     *
+     * All the DOM manipulations are limited to this modifier. This is useful in case
+     * you want to integrate Popper.js inside a framework or view library and you
+     * want to delegate all the DOM manipulations to it.
+     *
+     * Note that if you disable this modifier, you must make sure the popper element
+     * has its position set to `absolute` before Popper.js can do its work!
+     *
+     * Just disable this modifier and define you own to achieve the desired effect.
+     *
+     * @memberof modifiers
+     * @inner
+     */
+    applyStyle: {
+      /** @prop {number} order=900 - Index used to define the order of execution */
+      order: 900,
+      /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
+      enabled: true,
+      /** @prop {ModifierFn} */
+      fn: applyStyle,
+      /** @prop {Function} */
+      onLoad: applyStyleOnLoad,
+      /**
+       * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier
+       * @prop {Boolean} gpuAcceleration=true
+       * If true, it uses the CSS 3d transformation to position the popper.
+       * Otherwise, it will use the `top` and `left` properties.
+       */
+      gpuAcceleration: undefined
+    }
+  };
 
   /**
-   * Modifier used to hide the popper when its reference element is outside of the
-   * popper boundaries. It will set a `x-out-of-boundaries` attribute which can
-   * be used to hide with a CSS selector the popper when its reference is
-   * out of boundaries.
-   *
-   * Requires the `preventOverflow` modifier before it in order to work.
-   * @memberof modifiers
-   * @inner
+   * The `dataObject` is an object containing all the informations used by Popper.js
+   * this object get passed to modifiers and to the `onCreate` and `onUpdate` callbacks.
+   * @name dataObject
+   * @property {Object} data.instance The Popper.js instance
+   * @property {String} data.placement Placement applied to popper
+   * @property {String} data.originalPlacement Placement originally defined on init
+   * @property {Boolean} data.flipped True if popper has been flipped by flip modifier
+   * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper.
+   * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier
+   * @property {Object} data.styles Any CSS property defined here will be applied to the popper, it expects the JavaScript nomenclature (eg. `marginBottom`)
+   * @property {Object} data.arrowStyles Any CSS property defined here will be applied to the popper arrow, it expects the JavaScript nomenclature (eg. `marginBottom`)
+   * @property {Object} data.boundaries Offsets of the popper boundaries
+   * @property {Object} data.offsets The measurements of popper, reference and arrow elements.
+   * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values
+   * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values
+   * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0
    */
-  hide: {
-    /** @prop {number} order=800 - Index used to define the order of execution */
-    order: 800,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: hide
-  },
 
   /**
-   * Computes the style that will be applied to the popper element to gets
-   * properly positioned.
-   *
-   * Note that this modifier will not touch the DOM, it just prepares the styles
-   * so that `applyStyle` modifier can apply it. This separation is useful
-   * in case you need to replace `applyStyle` with a custom implementation.
-   *
-   * This modifier has `850` as `order` value to maintain backward compatibility
-   * with previous versions of Popper.js. Expect the modifiers ordering method
-   * to change in future major versions of the library.
-   *
-   * @memberof modifiers
-   * @inner
+   * Default options provided to Popper.js constructor.<br />
+   * These can be overriden using the `options` argument of Popper.js.<br />
+   * To override an option, simply pass as 3rd argument an object with the same
+   * structure of this object, example:
+   * ```
+   * new Popper(ref, pop, {
+   *   modifiers: {
+   *     preventOverflow: { enabled: false }
+   *   }
+   * })
+   * ```
+   * @type {Object}
+   * @static
+   * @memberof Popper
    */
-  computeStyle: {
-    /** @prop {number} order=850 - Index used to define the order of execution */
-    order: 850,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: computeStyle,
+  var Defaults = {
     /**
-     * @prop {Boolean} gpuAcceleration=true
-     * If true, it uses the CSS 3d transformation to position the popper.
-     * Otherwise, it will use the `top` and `left` properties.
+     * Popper's placement
+     * @prop {Popper.placements} placement='bottom'
      */
-    gpuAcceleration: true,
+    placement: 'bottom',
+
     /**
-     * @prop {string} [x='bottom']
-     * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.
-     * Change this if your popper should grow in a direction different from `bottom`
+     * Set this to true if you want popper to position it self in 'fixed' mode
+     * @prop {Boolean} positionFixed=false
      */
-    x: 'bottom',
+    positionFixed: false,
+
     /**
-     * @prop {string} [x='left']
-     * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.
-     * Change this if your popper should grow in a direction different from `right`
+     * Whether events (resize, scroll) are initially enabled
+     * @prop {Boolean} eventsEnabled=true
      */
-    y: 'right'
-  },
+    eventsEnabled: true,
 
-  /**
-   * Applies the computed styles to the popper element.
-   *
-   * All the DOM manipulations are limited to this modifier. This is useful in case
-   * you want to integrate Popper.js inside a framework or view library and you
-   * want to delegate all the DOM manipulations to it.
-   *
-   * Note that if you disable this modifier, you must make sure the popper element
-   * has its position set to `absolute` before Popper.js can do its work!
-   *
-   * Just disable this modifier and define you own to achieve the desired effect.
-   *
-   * @memberof modifiers
-   * @inner
-   */
-  applyStyle: {
-    /** @prop {number} order=900 - Index used to define the order of execution */
-    order: 900,
-    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
-    enabled: true,
-    /** @prop {ModifierFn} */
-    fn: applyStyle,
-    /** @prop {Function} */
-    onLoad: applyStyleOnLoad,
     /**
-     * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier
-     * @prop {Boolean} gpuAcceleration=true
-     * If true, it uses the CSS 3d transformation to position the popper.
-     * Otherwise, it will use the `top` and `left` properties.
+     * Set to true if you want to automatically remove the popper when
+     * you call the `destroy` method.
+     * @prop {Boolean} removeOnDestroy=false
      */
-    gpuAcceleration: undefined
-  }
-};
-
-/**
- * The `dataObject` is an object containing all the informations used by Popper.js
- * this object get passed to modifiers and to the `onCreate` and `onUpdate` callbacks.
- * @name dataObject
- * @property {Object} data.instance The Popper.js instance
- * @property {String} data.placement Placement applied to popper
- * @property {String} data.originalPlacement Placement originally defined on init
- * @property {Boolean} data.flipped True if popper has been flipped by flip modifier
- * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper.
- * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier
- * @property {Object} data.styles Any CSS property defined here will be applied to the popper, it expects the JavaScript nomenclature (eg. `marginBottom`)
- * @property {Object} data.arrowStyles Any CSS property defined here will be applied to the popper arrow, it expects the JavaScript nomenclature (eg. `marginBottom`)
- * @property {Object} data.boundaries Offsets of the popper boundaries
- * @property {Object} data.offsets The measurements of popper, reference and arrow elements.
- * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values
- * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values
- * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0
- */
-
-/**
- * Default options provided to Popper.js constructor.<br />
- * These can be overriden using the `options` argument of Popper.js.<br />
- * To override an option, simply pass as 3rd argument an object with the same
- * structure of this object, example:
- * ```
- * new Popper(ref, pop, {
- *   modifiers: {
- *     preventOverflow: { enabled: false }
- *   }
- * })
- * ```
- * @type {Object}
- * @static
- * @memberof Popper
- */
-var Defaults = {
-  /**
-   * Popper's placement
-   * @prop {Popper.placements} placement='bottom'
-   */
-  placement: 'bottom',
+    removeOnDestroy: false,
 
-  /**
-   * Whether events (resize, scroll) are initially enabled
-   * @prop {Boolean} eventsEnabled=true
-   */
-  eventsEnabled: true,
+    /**
+     * Callback called when the popper is created.<br />
+     * By default, is set to no-op.<br />
+     * Access Popper.js instance with `data.instance`.
+     * @prop {onCreate}
+     */
+    onCreate: function onCreate() {},
 
-  /**
-   * Set to true if you want to automatically remove the popper when
-   * you call the `destroy` method.
-   * @prop {Boolean} removeOnDestroy=false
-   */
-  removeOnDestroy: false,
+    /**
+     * Callback called when the popper is updated, this callback is not called
+     * on the initialization/creation of the popper, but only on subsequent
+     * updates.<br />
+     * By default, is set to no-op.<br />
+     * Access Popper.js instance with `data.instance`.
+     * @prop {onUpdate}
+     */
+    onUpdate: function onUpdate() {},
 
-  /**
-   * Callback called when the popper is created.<br />
-   * By default, is set to no-op.<br />
-   * Access Popper.js instance with `data.instance`.
-   * @prop {onCreate}
-   */
-  onCreate: function onCreate() {},
+    /**
+     * List of modifiers used to modify the offsets before they are applied to the popper.
+     * They provide most of the functionalities of Popper.js
+     * @prop {modifiers}
+     */
+    modifiers: modifiers
+  };
 
   /**
-   * Callback called when the popper is updated, this callback is not called
-   * on the initialization/creation of the popper, but only on subsequent
-   * updates.<br />
-   * By default, is set to no-op.<br />
-   * Access Popper.js instance with `data.instance`.
-   * @prop {onUpdate}
+   * @callback onCreate
+   * @param {dataObject} data
    */
-  onUpdate: function onUpdate() {},
 
   /**
-   * List of modifiers used to modify the offsets before they are applied to the popper.
-   * They provide most of the functionalities of Popper.js
-   * @prop {modifiers}
-   */
-  modifiers: modifiers
-};
-
-/**
- * @callback onCreate
- * @param {dataObject} data
- */
-
-/**
- * @callback onUpdate
- * @param {dataObject} data
- */
-
-// Utils
-// Methods
-var Popper = function () {
-  /**
-   * Create a new Popper.js instance
-   * @class Popper
-   * @param {HTMLElement|referenceObject} reference - The reference element used to position the popper
-   * @param {HTMLElement} popper - The HTML element used as popper.
-   * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)
-   * @return {Object} instance - The generated Popper.js instance
+   * @callback onUpdate
+   * @param {dataObject} data
    */
-  function Popper(reference, popper) {
-    var _this = this;
 
-    var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
-    classCallCheck(this, Popper);
+  // Utils
+  // Methods
+  var Popper = function () {
+    /**
+     * Create a new Popper.js instance
+     * @class Popper
+     * @param {HTMLElement|referenceObject} reference - The reference element used to position the popper
+     * @param {HTMLElement} popper - The HTML element used as popper.
+     * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)
+     * @return {Object} instance - The generated Popper.js instance
+     */
+    function Popper(reference, popper) {
+      var _this = this;
 
-    this.scheduleUpdate = function () {
-      return requestAnimationFrame(_this.update);
-    };
+      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
+      classCallCheck(this, Popper);
 
-    // make update() debounced, so that it only runs at most once-per-tick
-    this.update = debounce(this.update.bind(this));
+      this.scheduleUpdate = function () {
+        return requestAnimationFrame(_this.update);
+      };
 
-    // with {} we create a new object with the options inside it
-    this.options = _extends$1({}, Popper.Defaults, options);
+      // make update() debounced, so that it only runs at most once-per-tick
+      this.update = debounce(this.update.bind(this));
 
-    // init state
-    this.state = {
-      isDestroyed: false,
-      isCreated: false,
-      scrollParents: []
-    };
+      // with {} we create a new object with the options inside it
+      this.options = _extends({}, Popper.Defaults, options);
 
-    // get reference and popper elements (allow jQuery wrappers)
-    this.reference = reference && reference.jquery ? reference[0] : reference;
-    this.popper = popper && popper.jquery ? popper[0] : popper;
+      // init state
+      this.state = {
+        isDestroyed: false,
+        isCreated: false,
+        scrollParents: []
+      };
 
-    // Deep merge modifiers options
-    this.options.modifiers = {};
-    Object.keys(_extends$1({}, Popper.Defaults.modifiers, options.modifiers)).forEach(function (name) {
-      _this.options.modifiers[name] = _extends$1({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {});
-    });
+      // get reference and popper elements (allow jQuery wrappers)
+      this.reference = reference && reference.jquery ? reference[0] : reference;
+      this.popper = popper && popper.jquery ? popper[0] : popper;
 
-    // Refactoring modifiers' list (Object => Array)
-    this.modifiers = Object.keys(this.options.modifiers).map(function (name) {
-      return _extends$1({
-        name: name
-      }, _this.options.modifiers[name]);
-    })
-    // sort the modifiers by order
-    .sort(function (a, b) {
-      return a.order - b.order;
-    });
+      // Deep merge modifiers options
+      this.options.modifiers = {};
+      Object.keys(_extends({}, Popper.Defaults.modifiers, options.modifiers)).forEach(function (name) {
+        _this.options.modifiers[name] = _extends({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {});
+      });
 
-    // modifiers have the ability to execute arbitrary code when Popper.js get inited
-    // such code is executed in the same order of its modifier
-    // they could add new properties to their options configuration
-    // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!
-    this.modifiers.forEach(function (modifierOptions) {
-      if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {
-        modifierOptions.onLoad(_this.reference, _this.popper, _this.options, modifierOptions, _this.state);
-      }
-    });
+      // Refactoring modifiers' list (Object => Array)
+      this.modifiers = Object.keys(this.options.modifiers).map(function (name) {
+        return _extends({
+          name: name
+        }, _this.options.modifiers[name]);
+      })
+      // sort the modifiers by order
+      .sort(function (a, b) {
+        return a.order - b.order;
+      });
+
+      // modifiers have the ability to execute arbitrary code when Popper.js get inited
+      // such code is executed in the same order of its modifier
+      // they could add new properties to their options configuration
+      // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!
+      this.modifiers.forEach(function (modifierOptions) {
+        if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {
+          modifierOptions.onLoad(_this.reference, _this.popper, _this.options, modifierOptions, _this.state);
+        }
+      });
 
-    // fire the first update to position the popper in the right place
-    this.update();
+      // fire the first update to position the popper in the right place
+      this.update();
 
-    var eventsEnabled = this.options.eventsEnabled;
-    if (eventsEnabled) {
-      // setup event listeners, they will take care of update the position in specific situations
-      this.enableEventListeners();
+      var eventsEnabled = this.options.eventsEnabled;
+      if (eventsEnabled) {
+        // setup event listeners, they will take care of update the position in specific situations
+        this.enableEventListeners();
+      }
+
+      this.state.eventsEnabled = eventsEnabled;
     }
 
-    this.state.eventsEnabled = eventsEnabled;
-  }
+    // We can't use class properties because they don't get listed in the
+    // class prototype and break stuff like Sinon stubs
 
-  // We can't use class properties because they don't get listed in the
-  // class prototype and break stuff like Sinon stubs
 
+    createClass(Popper, [{
+      key: 'update',
+      value: function update$$1() {
+        return update.call(this);
+      }
+    }, {
+      key: 'destroy',
+      value: function destroy$$1() {
+        return destroy.call(this);
+      }
+    }, {
+      key: 'enableEventListeners',
+      value: function enableEventListeners$$1() {
+        return enableEventListeners.call(this);
+      }
+    }, {
+      key: 'disableEventListeners',
+      value: function disableEventListeners$$1() {
+        return disableEventListeners.call(this);
+      }
 
-  createClass(Popper, [{
-    key: 'update',
-    value: function update$$1() {
-      return update.call(this);
-    }
-  }, {
-    key: 'destroy',
-    value: function destroy$$1() {
-      return destroy.call(this);
-    }
-  }, {
-    key: 'enableEventListeners',
-    value: function enableEventListeners$$1() {
-      return enableEventListeners.call(this);
-    }
-  }, {
-    key: 'disableEventListeners',
-    value: function disableEventListeners$$1() {
-      return disableEventListeners.call(this);
-    }
+      /**
+       * Schedule an update, it will run on the next UI update available
+       * @method scheduleUpdate
+       * @memberof Popper
+       */
 
-    /**
-     * Schedule an update, it will run on the next UI update available
-     * @method scheduleUpdate
-     * @memberof Popper
-     */
 
+      /**
+       * Collection of utilities useful when writing custom modifiers.
+       * Starting from version 1.7, this method is available only if you
+       * include `popper-utils.js` before `popper.js`.
+       *
+       * **DEPRECATION**: This way to access PopperUtils is deprecated
+       * and will be removed in v2! Use the PopperUtils module directly instead.
+       * Due to the high instability of the methods contained in Utils, we can't
+       * guarantee them to follow semver. Use them at your own risk!
+       * @static
+       * @private
+       * @type {Object}
+       * @deprecated since version 1.8
+       * @member Utils
+       * @memberof Popper
+       */
 
-    /**
-     * Collection of utilities useful when writing custom modifiers.
-     * Starting from version 1.7, this method is available only if you
-     * include `popper-utils.js` before `popper.js`.
-     *
-     * **DEPRECATION**: This way to access PopperUtils is deprecated
-     * and will be removed in v2! Use the PopperUtils module directly instead.
-     * Due to the high instability of the methods contained in Utils, we can't
-     * guarantee them to follow semver. Use them at your own risk!
-     * @static
-     * @private
-     * @type {Object}
-     * @deprecated since version 1.8
-     * @member Utils
-     * @memberof Popper
-     */
+    }]);
+    return Popper;
+  }();
 
-  }]);
-  return Popper;
-}();
-
-/**
- * The `referenceObject` is an object that provides an interface compatible with Popper.js
- * and lets you use it as replacement of a real DOM node.<br />
- * You can use this method to position a popper relatively to a set of coordinates
- * in case you don't have a DOM node to use as reference.
- *
- * ```
- * new Popper(referenceObject, popperNode);
- * ```
- *
- * NB: This feature isn't supported in Internet Explorer 10
- * @name referenceObject
- * @property {Function} data.getBoundingClientRect
- * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.
- * @property {number} data.clientWidth
- * An ES6 getter that will return the width of the virtual reference element.
- * @property {number} data.clientHeight
- * An ES6 getter that will return the height of the virtual reference element.
- */
-
-
-Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils;
-Popper.placements = placements;
-Popper.Defaults = Defaults;
-
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): dropdown.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
-
-var Dropdown = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * The `referenceObject` is an object that provides an interface compatible with Popper.js
+   * and lets you use it as replacement of a real DOM node.<br />
+   * You can use this method to position a popper relatively to a set of coordinates
+   * in case you don't have a DOM node to use as reference.
+   *
+   * ```
+   * new Popper(referenceObject, popperNode);
+   * ```
+   *
+   * NB: This feature isn't supported in Internet Explorer 10
+   * @name referenceObject
+   * @property {Function} data.getBoundingClientRect
+   * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.
+   * @property {number} data.clientWidth
+   * An ES6 getter that will return the width of the virtual reference element.
+   * @property {number} data.clientHeight
+   * An ES6 getter that will return the height of the virtual reference element.
    */
-  var NAME = 'dropdown';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.dropdown';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
-
-  var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
-
-  var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
-
-  var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
-
-  var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
-
-  var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
-
-  var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + "|" + ARROW_DOWN_KEYCODE + "|" + ESCAPE_KEYCODE);
-  var Event = {
-    HIDE: "hide" + EVENT_KEY,
-    HIDDEN: "hidden" + EVENT_KEY,
-    SHOW: "show" + EVENT_KEY,
-    SHOWN: "shown" + EVENT_KEY,
-    CLICK: "click" + EVENT_KEY,
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY,
-    KEYDOWN_DATA_API: "keydown" + EVENT_KEY + DATA_API_KEY,
-    KEYUP_DATA_API: "keyup" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    DISABLED: 'disabled',
-    SHOW: 'show',
-    DROPUP: 'dropup',
-    DROPRIGHT: 'dropright',
-    DROPLEFT: 'dropleft',
-    MENURIGHT: 'dropdown-menu-right',
-    MENULEFT: 'dropdown-menu-left',
-    POSITION_STATIC: 'position-static'
-  };
-  var Selector = {
-    DATA_TOGGLE: '[data-toggle="dropdown"]',
-    FORM_CHILD: '.dropdown form',
-    MENU: '.dropdown-menu',
-    NAVBAR_NAV: '.navbar-nav',
-    VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
-  };
-  var AttachmentMap = {
-    TOP: 'top-start',
-    TOPEND: 'top-end',
-    BOTTOM: 'bottom-start',
-    BOTTOMEND: 'bottom-end',
-    RIGHT: 'right-start',
-    RIGHTEND: 'right-end',
-    LEFT: 'left-start',
-    LEFTEND: 'left-end'
-  };
-  var Default = {
-    offset: 0,
-    flip: true,
-    boundary: 'scrollParent'
-  };
-  var DefaultType = {
-    offset: '(number|string|function)',
-    flip: 'boolean',
-    boundary: '(string|element)'
+
+
+  Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils;
+  Popper.placements = placements;
+  Popper.Defaults = Defaults;
+
+  /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): dropdown.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
+   */
+
+  var Dropdown = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'dropdown';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.dropdown';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
+
+    var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
+
+    var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
+
+    var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
+
+    var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
+
+    var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
+
+    var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + "|" + ARROW_DOWN_KEYCODE + "|" + ESCAPE_KEYCODE);
+    var Event = {
+      HIDE: "hide" + EVENT_KEY,
+      HIDDEN: "hidden" + EVENT_KEY,
+      SHOW: "show" + EVENT_KEY,
+      SHOWN: "shown" + EVENT_KEY,
+      CLICK: "click" + EVENT_KEY,
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY,
+      KEYDOWN_DATA_API: "keydown" + EVENT_KEY + DATA_API_KEY,
+      KEYUP_DATA_API: "keyup" + EVENT_KEY + DATA_API_KEY
+    };
+    var ClassName = {
+      DISABLED: 'disabled',
+      SHOW: 'show',
+      DROPUP: 'dropup',
+      DROPRIGHT: 'dropright',
+      DROPLEFT: 'dropleft',
+      MENURIGHT: 'dropdown-menu-right',
+      MENULEFT: 'dropdown-menu-left',
+      POSITION_STATIC: 'position-static'
+    };
+    var Selector = {
+      DATA_TOGGLE: '[data-toggle="dropdown"]',
+      FORM_CHILD: '.dropdown form',
+      MENU: '.dropdown-menu',
+      NAVBAR_NAV: '.navbar-nav',
+      VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)'
+    };
+    var AttachmentMap = {
+      TOP: 'top-start',
+      TOPEND: 'top-end',
+      BOTTOM: 'bottom-start',
+      BOTTOMEND: 'bottom-end',
+      RIGHT: 'right-start',
+      RIGHTEND: 'right-end',
+      LEFT: 'left-start',
+      LEFTEND: 'left-end'
+    };
+    var Default = {
+      offset: 0,
+      flip: true,
+      boundary: 'scrollParent',
+      reference: 'toggle',
+      display: 'dynamic'
+    };
+    var DefaultType = {
+      offset: '(number|string|function)',
+      flip: 'boolean',
+      boundary: '(string|element)',
+      reference: '(string|element)',
+      display: 'string'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
+    };
 
-  var Dropdown =
-  /*#__PURE__*/
-  function () {
-    function Dropdown(element, config) {
-      this._element = element;
-      this._popper = null;
-      this._config = this._getConfig(config);
-      this._menu = this._getMenuElement();
-      this._inNavbar = this._detectNavbar();
+    var Dropdown =
+    /*#__PURE__*/
+    function () {
+      function Dropdown(element, config) {
+        this._element = element;
+        this._popper = null;
+        this._config = this._getConfig(config);
+        this._menu = this._getMenuElement();
+        this._inNavbar = this._detectNavbar();
 
-      this._addEventListeners();
-    } // Getters
+        this._addEventListeners();
+      } // Getters
 
 
-    var _proto = Dropdown.prototype;
+      var _proto = Dropdown.prototype;
 
-    // Public
-    _proto.toggle = function toggle() {
-      if (this._element.disabled || $$$1(this._element).hasClass(ClassName.DISABLED)) {
-        return;
-      }
+      // Public
+      _proto.toggle = function toggle() {
+        if (this._element.disabled || $$$1(this._element).hasClass(ClassName.DISABLED)) {
+          return;
+        }
 
-      var parent = Dropdown._getParentFromElement(this._element);
+        var parent = Dropdown._getParentFromElement(this._element);
 
-      var isActive = $$$1(this._menu).hasClass(ClassName.SHOW);
+        var isActive = $$$1(this._menu).hasClass(ClassName.SHOW);
 
-      Dropdown._clearMenus();
+        Dropdown._clearMenus();
 
-      if (isActive) {
-        return;
-      }
+        if (isActive) {
+          return;
+        }
 
-      var relatedTarget = {
-        relatedTarget: this._element
-      };
-      var showEvent = $$$1.Event(Event.SHOW, relatedTarget);
-      $$$1(parent).trigger(showEvent);
+        var relatedTarget = {
+          relatedTarget: this._element
+        };
+        var showEvent = $$$1.Event(Event.SHOW, relatedTarget);
+        $$$1(parent).trigger(showEvent);
 
-      if (showEvent.isDefaultPrevented()) {
-        return;
-      } // Disable totally Popper.js for Dropdown in Navbar
+        if (showEvent.isDefaultPrevented()) {
+          return;
+        } // Disable totally Popper.js for Dropdown in Navbar
 
 
-      if (!this._inNavbar) {
-        /**
-         * Check for Popper dependency
-         * Popper - https://popper.js.org
-         */
-        if (typeof Popper === 'undefined') {
-          throw new TypeError('Bootstrap dropdown require Popper.js (https://popper.js.org)');
-        }
+        if (!this._inNavbar) {
+          /**
+           * Check for Popper dependency
+           * Popper - https://popper.js.org
+           */
+          if (typeof Popper === 'undefined') {
+            throw new TypeError('Bootstrap dropdown require Popper.js (https://popper.js.org)');
+          }
 
-        var element = this._element; // For dropup with alignment we use the parent as popper container
+          var referenceElement = this._element;
 
-        if ($$$1(parent).hasClass(ClassName.DROPUP)) {
-          if ($$$1(this._menu).hasClass(ClassName.MENULEFT) || $$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
-            element = parent;
-          }
-        } // If boundary is not `scrollParent`, then set position to `static`
-        // to allow the menu to "escape" the scroll parent's boundaries
-        // https://github.com/twbs/bootstrap/issues/24251
+          if (this._config.reference === 'parent') {
+            referenceElement = parent;
+          } else if (Util.isElement(this._config.reference)) {
+            referenceElement = this._config.reference; // Check if it's jQuery element
 
+            if (typeof this._config.reference.jquery !== 'undefined') {
+              referenceElement = this._config.reference[0];
+            }
+          } // If boundary is not `scrollParent`, then set position to `static`
+          // to allow the menu to "escape" the scroll parent's boundaries
+          // https://github.com/twbs/bootstrap/issues/24251
 
-        if (this._config.boundary !== 'scrollParent') {
-          $$$1(parent).addClass(ClassName.POSITION_STATIC);
-        }
 
-        this._popper = new Popper(element, this._menu, this._getPopperConfig());
-      } // If this is a touch-enabled device we add extra
-      // empty mouseover listeners to the body's immediate children;
-      // only needed because of broken event delegation on iOS
-      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+          if (this._config.boundary !== 'scrollParent') {
+            $$$1(parent).addClass(ClassName.POSITION_STATIC);
+          }
 
+          this._popper = new Popper(referenceElement, this._menu, this._getPopperConfig());
+        } // If this is a touch-enabled device we add extra
+        // empty mouseover listeners to the body's immediate children;
+        // only needed because of broken event delegation on iOS
+        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
 
-      if ('ontouchstart' in document.documentElement && $$$1(parent).closest(Selector.NAVBAR_NAV).length === 0) {
-        $$$1('body').children().on('mouseover', null, $$$1.noop);
-      }
 
-      this._element.focus();
+        if ('ontouchstart' in document.documentElement && $$$1(parent).closest(Selector.NAVBAR_NAV).length === 0) {
+          $$$1(document.body).children().on('mouseover', null, $$$1.noop);
+        }
 
-      this._element.setAttribute('aria-expanded', true);
+        this._element.focus();
 
-      $$$1(this._menu).toggleClass(ClassName.SHOW);
-      $$$1(parent).toggleClass(ClassName.SHOW).trigger($$$1.Event(Event.SHOWN, relatedTarget));
-    };
+        this._element.setAttribute('aria-expanded', true);
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      $$$1(this._element).off(EVENT_KEY);
-      this._element = null;
-      this._menu = null;
+        $$$1(this._menu).toggleClass(ClassName.SHOW);
+        $$$1(parent).toggleClass(ClassName.SHOW).trigger($$$1.Event(Event.SHOWN, relatedTarget));
+      };
 
-      if (this._popper !== null) {
-        this._popper.destroy();
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        $$$1(this._element).off(EVENT_KEY);
+        this._element = null;
+        this._menu = null;
 
-        this._popper = null;
-      }
-    };
+        if (this._popper !== null) {
+          this._popper.destroy();
 
-    _proto.update = function update() {
-      this._inNavbar = this._detectNavbar();
+          this._popper = null;
+        }
+      };
 
-      if (this._popper !== null) {
-        this._popper.scheduleUpdate();
-      }
-    }; // Private
+      _proto.update = function update() {
+        this._inNavbar = this._detectNavbar();
 
+        if (this._popper !== null) {
+          this._popper.scheduleUpdate();
+        }
+      }; // Private
 
-    _proto._addEventListeners = function _addEventListeners() {
-      var _this = this;
 
-      $$$1(this._element).on(Event.CLICK, function (event) {
-        event.preventDefault();
-        event.stopPropagation();
+      _proto._addEventListeners = function _addEventListeners() {
+        var _this = this;
 
-        _this.toggle();
-      });
-    };
+        $$$1(this._element).on(Event.CLICK, function (event) {
+          event.preventDefault();
+          event.stopPropagation();
 
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, this.constructor.Default, $$$1(this._element).data(), config);
-      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
-      return config;
-    };
+          _this.toggle();
+        });
+      };
 
-    _proto._getMenuElement = function _getMenuElement() {
-      if (!this._menu) {
-        var parent = Dropdown._getParentFromElement(this._element);
+      _proto._getConfig = function _getConfig(config) {
+        config = _objectSpread({}, this.constructor.Default, $$$1(this._element).data(), config);
+        Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+        return config;
+      };
 
-        this._menu = $$$1(parent).find(Selector.MENU)[0];
-      }
+      _proto._getMenuElement = function _getMenuElement() {
+        if (!this._menu) {
+          var parent = Dropdown._getParentFromElement(this._element);
 
-      return this._menu;
-    };
+          this._menu = $$$1(parent).find(Selector.MENU)[0];
+        }
 
-    _proto._getPlacement = function _getPlacement() {
-      var $parentDropdown = $$$1(this._element).parent();
-      var placement = AttachmentMap.BOTTOM; // Handle dropup
+        return this._menu;
+      };
+
+      _proto._getPlacement = function _getPlacement() {
+        var $parentDropdown = $$$1(this._element).parent();
+        var placement = AttachmentMap.BOTTOM; // Handle dropup
 
-      if ($parentDropdown.hasClass(ClassName.DROPUP)) {
-        placement = AttachmentMap.TOP;
+        if ($parentDropdown.hasClass(ClassName.DROPUP)) {
+          placement = AttachmentMap.TOP;
 
-        if ($$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
-          placement = AttachmentMap.TOPEND;
+          if ($$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
+            placement = AttachmentMap.TOPEND;
+          }
+        } else if ($parentDropdown.hasClass(ClassName.DROPRIGHT)) {
+          placement = AttachmentMap.RIGHT;
+        } else if ($parentDropdown.hasClass(ClassName.DROPLEFT)) {
+          placement = AttachmentMap.LEFT;
+        } else if ($$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
+          placement = AttachmentMap.BOTTOMEND;
         }
-      } else if ($parentDropdown.hasClass(ClassName.DROPRIGHT)) {
-        placement = AttachmentMap.RIGHT;
-      } else if ($parentDropdown.hasClass(ClassName.DROPLEFT)) {
-        placement = AttachmentMap.LEFT;
-      } else if ($$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
-        placement = AttachmentMap.BOTTOMEND;
-      }
 
-      return placement;
-    };
+        return placement;
+      };
 
-    _proto._detectNavbar = function _detectNavbar() {
-      return $$$1(this._element).closest('.navbar').length > 0;
-    };
+      _proto._detectNavbar = function _detectNavbar() {
+        return $$$1(this._element).closest('.navbar').length > 0;
+      };
+
+      _proto._getPopperConfig = function _getPopperConfig() {
+        var _this2 = this;
 
-    _proto._getPopperConfig = function _getPopperConfig() {
-      var _this2 = this;
+        var offsetConf = {};
+
+        if (typeof this._config.offset === 'function') {
+          offsetConf.fn = function (data) {
+            data.offsets = _objectSpread({}, data.offsets, _this2._config.offset(data.offsets) || {});
+            return data;
+          };
+        } else {
+          offsetConf.offset = this._config.offset;
+        }
 
-      var offsetConf = {};
+        var popperConfig = {
+          placement: this._getPlacement(),
+          modifiers: {
+            offset: offsetConf,
+            flip: {
+              enabled: this._config.flip
+            },
+            preventOverflow: {
+              boundariesElement: this._config.boundary
+            }
+          } // Disable Popper.js if we have a static display
 
-      if (typeof this._config.offset === 'function') {
-        offsetConf.fn = function (data) {
-          data.offsets = _extends({}, data.offsets, _this2._config.offset(data.offsets) || {});
-          return data;
         };
-      } else {
-        offsetConf.offset = this._config.offset;
-      }
 
-      var popperConfig = {
-        placement: this._getPlacement(),
-        modifiers: {
-          offset: offsetConf,
-          flip: {
-            enabled: this._config.flip
-          },
-          preventOverflow: {
-            boundariesElement: this._config.boundary
-          }
+        if (this._config.display === 'static') {
+          popperConfig.modifiers.applyStyle = {
+            enabled: false
+          };
         }
-      };
-      return popperConfig;
-    }; // Static
 
+        return popperConfig;
+      }; // Static
 
-    Dropdown._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
 
-        var _config = typeof config === 'object' ? config : null;
+      Dropdown._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-        if (!data) {
-          data = new Dropdown(this, _config);
-          $$$1(this).data(DATA_KEY, data);
-        }
+          var _config = typeof config === 'object' ? config : null;
+
+          if (!data) {
+            data = new Dropdown(this, _config);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
+
+            data[config]();
           }
+        });
+      };
 
-          data[config]();
+      Dropdown._clearMenus = function _clearMenus(event) {
+        if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
+          return;
         }
-      });
-    };
 
-    Dropdown._clearMenus = function _clearMenus(event) {
-      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
-        return;
-      }
+        var toggles = $$$1.makeArray($$$1(Selector.DATA_TOGGLE));
 
-      var toggles = $$$1.makeArray($$$1(Selector.DATA_TOGGLE));
+        for (var i = 0; i < toggles.length; i++) {
+          var parent = Dropdown._getParentFromElement(toggles[i]);
 
-      for (var i = 0; i < toggles.length; i++) {
-        var parent = Dropdown._getParentFromElement(toggles[i]);
+          var context = $$$1(toggles[i]).data(DATA_KEY);
+          var relatedTarget = {
+            relatedTarget: toggles[i]
+          };
 
-        var context = $$$1(toggles[i]).data(DATA_KEY);
-        var relatedTarget = {
-          relatedTarget: toggles[i]
-        };
+          if (!context) {
+            continue;
+          }
 
-        if (!context) {
-          continue;
-        }
+          var dropdownMenu = context._menu;
 
-        var dropdownMenu = context._menu;
+          if (!$$$1(parent).hasClass(ClassName.SHOW)) {
+            continue;
+          }
 
-        if (!$$$1(parent).hasClass(ClassName.SHOW)) {
-          continue;
-        }
+          if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $$$1.contains(parent, event.target)) {
+            continue;
+          }
 
-        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $$$1.contains(parent, event.target)) {
-          continue;
-        }
+          var hideEvent = $$$1.Event(Event.HIDE, relatedTarget);
+          $$$1(parent).trigger(hideEvent);
 
-        var hideEvent = $$$1.Event(Event.HIDE, relatedTarget);
-        $$$1(parent).trigger(hideEvent);
+          if (hideEvent.isDefaultPrevented()) {
+            continue;
+          } // If this is a touch-enabled device we remove the extra
+          // empty mouseover listeners we added for iOS support
 
-        if (hideEvent.isDefaultPrevented()) {
-          continue;
-        } // If this is a touch-enabled device we remove the extra
-        // empty mouseover listeners we added for iOS support
 
+          if ('ontouchstart' in document.documentElement) {
+            $$$1(document.body).children().off('mouseover', null, $$$1.noop);
+          }
 
-        if ('ontouchstart' in document.documentElement) {
-          $$$1('body').children().off('mouseover', null, $$$1.noop);
+          toggles[i].setAttribute('aria-expanded', 'false');
+          $$$1(dropdownMenu).removeClass(ClassName.SHOW);
+          $$$1(parent).removeClass(ClassName.SHOW).trigger($$$1.Event(Event.HIDDEN, relatedTarget));
         }
+      };
 
-        toggles[i].setAttribute('aria-expanded', 'false');
-        $$$1(dropdownMenu).removeClass(ClassName.SHOW);
-        $$$1(parent).removeClass(ClassName.SHOW).trigger($$$1.Event(Event.HIDDEN, relatedTarget));
-      }
-    };
+      Dropdown._getParentFromElement = function _getParentFromElement(element) {
+        var parent;
+        var selector = Util.getSelectorFromElement(element);
 
-    Dropdown._getParentFromElement = function _getParentFromElement(element) {
-      var parent;
-      var selector = Util.getSelectorFromElement(element);
+        if (selector) {
+          parent = $$$1(selector)[0];
+        }
 
-      if (selector) {
-        parent = $$$1(selector)[0];
-      }
+        return parent || element.parentNode;
+      }; // eslint-disable-next-line complexity
 
-      return parent || element.parentNode;
-    }; // eslint-disable-next-line complexity
 
+      Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
+        // If not input/textarea:
+        //  - And not a key in REGEXP_KEYDOWN => not a dropdown command
+        // If input/textarea:
+        //  - If space key => not a dropdown command
+        //  - If key is other than escape
+        //    - If key is not up or down => not a dropdown command
+        //    - If trigger inside the menu => not a dropdown command
+        if (/input|textarea/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || $$$1(event.target).closest(Selector.MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {
+          return;
+        }
 
-    Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
-      // If not input/textarea:
-      //  - And not a key in REGEXP_KEYDOWN => not a dropdown command
-      // If input/textarea:
-      //  - If space key => not a dropdown command
-      //  - If key is other than escape
-      //    - If key is not up or down => not a dropdown command
-      //    - If trigger inside the menu => not a dropdown command
-      if (/input|textarea/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || $$$1(event.target).closest(Selector.MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {
-        return;
-      }
+        event.preventDefault();
+        event.stopPropagation();
 
-      event.preventDefault();
-      event.stopPropagation();
+        if (this.disabled || $$$1(this).hasClass(ClassName.DISABLED)) {
+          return;
+        }
 
-      if (this.disabled || $$$1(this).hasClass(ClassName.DISABLED)) {
-        return;
-      }
+        var parent = Dropdown._getParentFromElement(this);
 
-      var parent = Dropdown._getParentFromElement(this);
+        var isActive = $$$1(parent).hasClass(ClassName.SHOW);
 
-      var isActive = $$$1(parent).hasClass(ClassName.SHOW);
+        if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
+          if (event.which === ESCAPE_KEYCODE) {
+            var toggle = $$$1(parent).find(Selector.DATA_TOGGLE)[0];
+            $$$1(toggle).trigger('focus');
+          }
 
-      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
-        if (event.which === ESCAPE_KEYCODE) {
-          var toggle = $$$1(parent).find(Selector.DATA_TOGGLE)[0];
-          $$$1(toggle).trigger('focus');
+          $$$1(this).trigger('click');
+          return;
         }
 
-        $$$1(this).trigger('click');
-        return;
-      }
+        var items = $$$1(parent).find(Selector.VISIBLE_ITEMS).get();
 
-      var items = $$$1(parent).find(Selector.VISIBLE_ITEMS).get();
-
-      if (items.length === 0) {
-        return;
-      }
+        if (items.length === 0) {
+          return;
+        }
 
-      var index = items.indexOf(event.target);
+        var index = items.indexOf(event.target);
 
-      if (event.which === ARROW_UP_KEYCODE && index > 0) {
-        // Up
-        index--;
-      }
+        if (event.which === ARROW_UP_KEYCODE && index > 0) {
+          // Up
+          index--;
+        }
 
-      if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
-        // Down
-        index++;
-      }
+        if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
+          // Down
+          index++;
+        }
 
-      if (index < 0) {
-        index = 0;
-      }
+        if (index < 0) {
+          index = 0;
+        }
 
-      items[index].focus();
-    };
+        items[index].focus();
+      };
 
-    _createClass(Dropdown, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }, {
-      key: "DefaultType",
-      get: function get() {
-        return DefaultType;
-      }
-    }]);
-    return Dropdown;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      _createClass(Dropdown, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
+        }
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
+        }
+      }, {
+        key: "DefaultType",
+        get: function get() {
+          return DefaultType;
+        }
+      }]);
 
+      return Dropdown;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + " " + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    event.preventDefault();
-    event.stopPropagation();
 
-    Dropdown._jQueryInterface.call($$$1(this), 'toggle');
-  }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
-    e.stopPropagation();
-  });
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+    $$$1(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + " " + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+      event.preventDefault();
+      event.stopPropagation();
 
-  $$$1.fn[NAME] = Dropdown._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Dropdown;
+      Dropdown._jQueryInterface.call($$$1(this), 'toggle');
+    }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
+      e.stopPropagation();
+    });
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Dropdown._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Dropdown._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Dropdown;
 
-  return Dropdown;
-}($, Popper);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Dropdown._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): modal.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Dropdown;
+  }($, Popper);
 
-var Modal = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): modal.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'modal';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.modal';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var TRANSITION_DURATION = 300;
-  var BACKDROP_TRANSITION_DURATION = 150;
-  var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
-
-  var Default = {
-    backdrop: true,
-    keyboard: true,
-    focus: true,
-    show: true
-  };
-  var DefaultType = {
-    backdrop: '(boolean|string)',
-    keyboard: 'boolean',
-    focus: 'boolean',
-    show: 'boolean'
-  };
-  var Event = {
-    HIDE: "hide" + EVENT_KEY,
-    HIDDEN: "hidden" + EVENT_KEY,
-    SHOW: "show" + EVENT_KEY,
-    SHOWN: "shown" + EVENT_KEY,
-    FOCUSIN: "focusin" + EVENT_KEY,
-    RESIZE: "resize" + EVENT_KEY,
-    CLICK_DISMISS: "click.dismiss" + EVENT_KEY,
-    KEYDOWN_DISMISS: "keydown.dismiss" + EVENT_KEY,
-    MOUSEUP_DISMISS: "mouseup.dismiss" + EVENT_KEY,
-    MOUSEDOWN_DISMISS: "mousedown.dismiss" + EVENT_KEY,
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
-    BACKDROP: 'modal-backdrop',
-    OPEN: 'modal-open',
-    FADE: 'fade',
-    SHOW: 'show'
-  };
-  var Selector = {
-    DIALOG: '.modal-dialog',
-    DATA_TOGGLE: '[data-toggle="modal"]',
-    DATA_DISMISS: '[data-dismiss="modal"]',
-    FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
-    STICKY_CONTENT: '.sticky-top',
-    NAVBAR_TOGGLER: '.navbar-toggler'
+
+  var Modal = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'modal';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.modal';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
+
+    var Default = {
+      backdrop: true,
+      keyboard: true,
+      focus: true,
+      show: true
+    };
+    var DefaultType = {
+      backdrop: '(boolean|string)',
+      keyboard: 'boolean',
+      focus: 'boolean',
+      show: 'boolean'
+    };
+    var Event = {
+      HIDE: "hide" + EVENT_KEY,
+      HIDDEN: "hidden" + EVENT_KEY,
+      SHOW: "show" + EVENT_KEY,
+      SHOWN: "shown" + EVENT_KEY,
+      FOCUSIN: "focusin" + EVENT_KEY,
+      RESIZE: "resize" + EVENT_KEY,
+      CLICK_DISMISS: "click.dismiss" + EVENT_KEY,
+      KEYDOWN_DISMISS: "keydown.dismiss" + EVENT_KEY,
+      MOUSEUP_DISMISS: "mouseup.dismiss" + EVENT_KEY,
+      MOUSEDOWN_DISMISS: "mousedown.dismiss" + EVENT_KEY,
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
+    };
+    var ClassName = {
+      SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
+      BACKDROP: 'modal-backdrop',
+      OPEN: 'modal-open',
+      FADE: 'fade',
+      SHOW: 'show'
+    };
+    var Selector = {
+      DIALOG: '.modal-dialog',
+      DATA_TOGGLE: '[data-toggle="modal"]',
+      DATA_DISMISS: '[data-dismiss="modal"]',
+      FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
+      STICKY_CONTENT: '.sticky-top',
+      NAVBAR_TOGGLER: '.navbar-toggler'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
-
-  var Modal =
-  /*#__PURE__*/
-  function () {
-    function Modal(element, config) {
-      this._config = this._getConfig(config);
-      this._element = element;
-      this._dialog = $$$1(element).find(Selector.DIALOG)[0];
-      this._backdrop = null;
-      this._isShown = false;
-      this._isBodyOverflowing = false;
-      this._ignoreBackdropClick = false;
-      this._originalBodyPadding = 0;
-      this._scrollbarWidth = 0;
-    } // Getters
-
-
-    var _proto = Modal.prototype;
-
-    // Public
-    _proto.toggle = function toggle(relatedTarget) {
-      return this._isShown ? this.hide() : this.show(relatedTarget);
     };
 
-    _proto.show = function show(relatedTarget) {
-      var _this = this;
+    var Modal =
+    /*#__PURE__*/
+    function () {
+      function Modal(element, config) {
+        this._config = this._getConfig(config);
+        this._element = element;
+        this._dialog = $$$1(element).find(Selector.DIALOG)[0];
+        this._backdrop = null;
+        this._isShown = false;
+        this._isBodyOverflowing = false;
+        this._ignoreBackdropClick = false;
+        this._scrollbarWidth = 0;
+      } // Getters
 
-      if (this._isTransitioning || this._isShown) {
-        return;
-      }
 
-      if (Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE)) {
-        this._isTransitioning = true;
-      }
+      var _proto = Modal.prototype;
 
-      var showEvent = $$$1.Event(Event.SHOW, {
-        relatedTarget: relatedTarget
-      });
-      $$$1(this._element).trigger(showEvent);
+      // Public
+      _proto.toggle = function toggle(relatedTarget) {
+        return this._isShown ? this.hide() : this.show(relatedTarget);
+      };
 
-      if (this._isShown || showEvent.isDefaultPrevented()) {
-        return;
-      }
+      _proto.show = function show(relatedTarget) {
+        var _this = this;
 
-      this._isShown = true;
+        if (this._isTransitioning || this._isShown) {
+          return;
+        }
 
-      this._checkScrollbar();
+        if ($$$1(this._element).hasClass(ClassName.FADE)) {
+          this._isTransitioning = true;
+        }
 
-      this._setScrollbar();
+        var showEvent = $$$1.Event(Event.SHOW, {
+          relatedTarget: relatedTarget
+        });
+        $$$1(this._element).trigger(showEvent);
 
-      this._adjustDialog();
+        if (this._isShown || showEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      $$$1(document.body).addClass(ClassName.OPEN);
+        this._isShown = true;
 
-      this._setEscapeEvent();
+        this._checkScrollbar();
 
-      this._setResizeEvent();
+        this._setScrollbar();
 
-      $$$1(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
-        return _this.hide(event);
-      });
-      $$$1(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
-        $$$1(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
-          if ($$$1(event.target).is(_this._element)) {
-            _this._ignoreBackdropClick = true;
-          }
+        this._adjustDialog();
+
+        $$$1(document.body).addClass(ClassName.OPEN);
+
+        this._setEscapeEvent();
+
+        this._setResizeEvent();
+
+        $$$1(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
+          return _this.hide(event);
+        });
+        $$$1(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
+          $$$1(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
+            if ($$$1(event.target).is(_this._element)) {
+              _this._ignoreBackdropClick = true;
+            }
+          });
         });
-      });
 
-      this._showBackdrop(function () {
-        return _this._showElement(relatedTarget);
-      });
-    };
+        this._showBackdrop(function () {
+          return _this._showElement(relatedTarget);
+        });
+      };
 
-    _proto.hide = function hide(event) {
-      var _this2 = this;
+      _proto.hide = function hide(event) {
+        var _this2 = this;
 
-      if (event) {
-        event.preventDefault();
-      }
+        if (event) {
+          event.preventDefault();
+        }
 
-      if (this._isTransitioning || !this._isShown) {
-        return;
-      }
+        if (this._isTransitioning || !this._isShown) {
+          return;
+        }
 
-      var hideEvent = $$$1.Event(Event.HIDE);
-      $$$1(this._element).trigger(hideEvent);
+        var hideEvent = $$$1.Event(Event.HIDE);
+        $$$1(this._element).trigger(hideEvent);
 
-      if (!this._isShown || hideEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (!this._isShown || hideEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      this._isShown = false;
-      var transition = Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE);
+        this._isShown = false;
+        var transition = $$$1(this._element).hasClass(ClassName.FADE);
 
-      if (transition) {
-        this._isTransitioning = true;
-      }
+        if (transition) {
+          this._isTransitioning = true;
+        }
 
-      this._setEscapeEvent();
+        this._setEscapeEvent();
 
-      this._setResizeEvent();
+        this._setResizeEvent();
 
-      $$$1(document).off(Event.FOCUSIN);
-      $$$1(this._element).removeClass(ClassName.SHOW);
-      $$$1(this._element).off(Event.CLICK_DISMISS);
-      $$$1(this._dialog).off(Event.MOUSEDOWN_DISMISS);
+        $$$1(document).off(Event.FOCUSIN);
+        $$$1(this._element).removeClass(ClassName.SHOW);
+        $$$1(this._element).off(Event.CLICK_DISMISS);
+        $$$1(this._dialog).off(Event.MOUSEDOWN_DISMISS);
 
-      if (transition) {
-        $$$1(this._element).one(Util.TRANSITION_END, function (event) {
-          return _this2._hideModal(event);
-        }).emulateTransitionEnd(TRANSITION_DURATION);
-      } else {
-        this._hideModal();
-      }
-    };
+        if (transition) {
+          var transitionDuration = Util.getTransitionDurationFromElement(this._element);
+          $$$1(this._element).one(Util.TRANSITION_END, function (event) {
+            return _this2._hideModal(event);
+          }).emulateTransitionEnd(transitionDuration);
+        } else {
+          this._hideModal();
+        }
+      };
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      $$$1(window, document, this._element, this._backdrop).off(EVENT_KEY);
-      this._config = null;
-      this._element = null;
-      this._dialog = null;
-      this._backdrop = null;
-      this._isShown = null;
-      this._isBodyOverflowing = null;
-      this._ignoreBackdropClick = null;
-      this._scrollbarWidth = null;
-    };
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        $$$1(window, document, this._element, this._backdrop).off(EVENT_KEY);
+        this._config = null;
+        this._element = null;
+        this._dialog = null;
+        this._backdrop = null;
+        this._isShown = null;
+        this._isBodyOverflowing = null;
+        this._ignoreBackdropClick = null;
+        this._scrollbarWidth = null;
+      };
 
-    _proto.handleUpdate = function handleUpdate() {
-      this._adjustDialog();
-    }; // Private
+      _proto.handleUpdate = function handleUpdate() {
+        this._adjustDialog();
+      }; // Private
 
 
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, config);
-      Util.typeCheckConfig(NAME, config, DefaultType);
-      return config;
-    };
+      _proto._getConfig = function _getConfig(config) {
+        config = _objectSpread({}, Default, config);
+        Util.typeCheckConfig(NAME, config, DefaultType);
+        return config;
+      };
 
-    _proto._showElement = function _showElement(relatedTarget) {
-      var _this3 = this;
+      _proto._showElement = function _showElement(relatedTarget) {
+        var _this3 = this;
 
-      var transition = Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE);
+        var transition = $$$1(this._element).hasClass(ClassName.FADE);
 
-      if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
-        // Don't move modal's DOM position
-        document.body.appendChild(this._element);
-      }
+        if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
+          // Don't move modal's DOM position
+          document.body.appendChild(this._element);
+        }
 
-      this._element.style.display = 'block';
+        this._element.style.display = 'block';
 
-      this._element.removeAttribute('aria-hidden');
+        this._element.removeAttribute('aria-hidden');
 
-      this._element.scrollTop = 0;
+        this._element.scrollTop = 0;
 
-      if (transition) {
-        Util.reflow(this._element);
-      }
+        if (transition) {
+          Util.reflow(this._element);
+        }
 
-      $$$1(this._element).addClass(ClassName.SHOW);
+        $$$1(this._element).addClass(ClassName.SHOW);
 
-      if (this._config.focus) {
-        this._enforceFocus();
-      }
+        if (this._config.focus) {
+          this._enforceFocus();
+        }
 
-      var shownEvent = $$$1.Event(Event.SHOWN, {
-        relatedTarget: relatedTarget
-      });
+        var shownEvent = $$$1.Event(Event.SHOWN, {
+          relatedTarget: relatedTarget
+        });
+
+        var transitionComplete = function transitionComplete() {
+          if (_this3._config.focus) {
+            _this3._element.focus();
+          }
 
-      var transitionComplete = function transitionComplete() {
-        if (_this3._config.focus) {
-          _this3._element.focus();
+          _this3._isTransitioning = false;
+          $$$1(_this3._element).trigger(shownEvent);
+        };
+
+        if (transition) {
+          var transitionDuration = Util.getTransitionDurationFromElement(this._element);
+          $$$1(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(transitionDuration);
+        } else {
+          transitionComplete();
         }
+      };
 
-        _this3._isTransitioning = false;
-        $$$1(_this3._element).trigger(shownEvent);
+      _proto._enforceFocus = function _enforceFocus() {
+        var _this4 = this;
+
+        $$$1(document).off(Event.FOCUSIN) // Guard against infinite focus loop
+        .on(Event.FOCUSIN, function (event) {
+          if (document !== event.target && _this4._element !== event.target && $$$1(_this4._element).has(event.target).length === 0) {
+            _this4._element.focus();
+          }
+        });
       };
 
-      if (transition) {
-        $$$1(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION);
-      } else {
-        transitionComplete();
-      }
-    };
+      _proto._setEscapeEvent = function _setEscapeEvent() {
+        var _this5 = this;
 
-    _proto._enforceFocus = function _enforceFocus() {
-      var _this4 = this;
+        if (this._isShown && this._config.keyboard) {
+          $$$1(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
+            if (event.which === ESCAPE_KEYCODE) {
+              event.preventDefault();
 
-      $$$1(document).off(Event.FOCUSIN) // Guard against infinite focus loop
-      .on(Event.FOCUSIN, function (event) {
-        if (document !== event.target && _this4._element !== event.target && $$$1(_this4._element).has(event.target).length === 0) {
-          _this4._element.focus();
+              _this5.hide();
+            }
+          });
+        } else if (!this._isShown) {
+          $$$1(this._element).off(Event.KEYDOWN_DISMISS);
         }
-      });
-    };
+      };
 
-    _proto._setEscapeEvent = function _setEscapeEvent() {
-      var _this5 = this;
+      _proto._setResizeEvent = function _setResizeEvent() {
+        var _this6 = this;
 
-      if (this._isShown && this._config.keyboard) {
-        $$$1(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
-          if (event.which === ESCAPE_KEYCODE) {
-            event.preventDefault();
+        if (this._isShown) {
+          $$$1(window).on(Event.RESIZE, function (event) {
+            return _this6.handleUpdate(event);
+          });
+        } else {
+          $$$1(window).off(Event.RESIZE);
+        }
+      };
 
-            _this5.hide();
-          }
-        });
-      } else if (!this._isShown) {
-        $$$1(this._element).off(Event.KEYDOWN_DISMISS);
-      }
-    };
+      _proto._hideModal = function _hideModal() {
+        var _this7 = this;
 
-    _proto._setResizeEvent = function _setResizeEvent() {
-      var _this6 = this;
+        this._element.style.display = 'none';
 
-      if (this._isShown) {
-        $$$1(window).on(Event.RESIZE, function (event) {
-          return _this6.handleUpdate(event);
-        });
-      } else {
-        $$$1(window).off(Event.RESIZE);
-      }
-    };
+        this._element.setAttribute('aria-hidden', true);
 
-    _proto._hideModal = function _hideModal() {
-      var _this7 = this;
+        this._isTransitioning = false;
 
-      this._element.style.display = 'none';
+        this._showBackdrop(function () {
+          $$$1(document.body).removeClass(ClassName.OPEN);
 
-      this._element.setAttribute('aria-hidden', true);
+          _this7._resetAdjustments();
 
-      this._isTransitioning = false;
+          _this7._resetScrollbar();
 
-      this._showBackdrop(function () {
-        $$$1(document.body).removeClass(ClassName.OPEN);
+          $$$1(_this7._element).trigger(Event.HIDDEN);
+        });
+      };
 
-        _this7._resetAdjustments();
+      _proto._removeBackdrop = function _removeBackdrop() {
+        if (this._backdrop) {
+          $$$1(this._backdrop).remove();
+          this._backdrop = null;
+        }
+      };
 
-        _this7._resetScrollbar();
+      _proto._showBackdrop = function _showBackdrop(callback) {
+        var _this8 = this;
 
-        $$$1(_this7._element).trigger(Event.HIDDEN);
-      });
-    };
+        var animate = $$$1(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
 
-    _proto._removeBackdrop = function _removeBackdrop() {
-      if (this._backdrop) {
-        $$$1(this._backdrop).remove();
-        this._backdrop = null;
-      }
-    };
+        if (this._isShown && this._config.backdrop) {
+          this._backdrop = document.createElement('div');
+          this._backdrop.className = ClassName.BACKDROP;
 
-    _proto._showBackdrop = function _showBackdrop(callback) {
-      var _this8 = this;
+          if (animate) {
+            $$$1(this._backdrop).addClass(animate);
+          }
 
-      var animate = $$$1(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';
+          $$$1(this._backdrop).appendTo(document.body);
+          $$$1(this._element).on(Event.CLICK_DISMISS, function (event) {
+            if (_this8._ignoreBackdropClick) {
+              _this8._ignoreBackdropClick = false;
+              return;
+            }
 
-      if (this._isShown && this._config.backdrop) {
-        var doAnimate = Util.supportsTransitionEnd() && animate;
-        this._backdrop = document.createElement('div');
-        this._backdrop.className = ClassName.BACKDROP;
+            if (event.target !== event.currentTarget) {
+              return;
+            }
 
-        if (animate) {
-          $$$1(this._backdrop).addClass(animate);
-        }
+            if (_this8._config.backdrop === 'static') {
+              _this8._element.focus();
+            } else {
+              _this8.hide();
+            }
+          });
 
-        $$$1(this._backdrop).appendTo(document.body);
-        $$$1(this._element).on(Event.CLICK_DISMISS, function (event) {
-          if (_this8._ignoreBackdropClick) {
-            _this8._ignoreBackdropClick = false;
-            return;
+          if (animate) {
+            Util.reflow(this._backdrop);
           }
 
-          if (event.target !== event.currentTarget) {
+          $$$1(this._backdrop).addClass(ClassName.SHOW);
+
+          if (!callback) {
             return;
           }
 
-          if (_this8._config.backdrop === 'static') {
-            _this8._element.focus();
-          } else {
-            _this8.hide();
+          if (!animate) {
+            callback();
+            return;
           }
-        });
 
-        if (doAnimate) {
-          Util.reflow(this._backdrop);
-        }
+          var backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop);
+          $$$1(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(backdropTransitionDuration);
+        } else if (!this._isShown && this._backdrop) {
+          $$$1(this._backdrop).removeClass(ClassName.SHOW);
 
-        $$$1(this._backdrop).addClass(ClassName.SHOW);
+          var callbackRemove = function callbackRemove() {
+            _this8._removeBackdrop();
 
-        if (!callback) {
-          return;
-        }
+            if (callback) {
+              callback();
+            }
+          };
+
+          if ($$$1(this._element).hasClass(ClassName.FADE)) {
+            var _backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop);
 
-        if (!doAnimate) {
+            $$$1(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(_backdropTransitionDuration);
+          } else {
+            callbackRemove();
+          }
+        } else if (callback) {
           callback();
-          return;
         }
+      }; // ----------------------------------------------------------------------
+      // the following methods are used to handle overflowing modals
+      // todo (fat): these should probably be refactored out of modal.js
+      // ----------------------------------------------------------------------
 
-        $$$1(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
-      } else if (!this._isShown && this._backdrop) {
-        $$$1(this._backdrop).removeClass(ClassName.SHOW);
 
-        var callbackRemove = function callbackRemove() {
-          _this8._removeBackdrop();
+      _proto._adjustDialog = function _adjustDialog() {
+        var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
 
-          if (callback) {
-            callback();
-          }
-        };
-
-        if (Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE)) {
-          $$$1(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION);
-        } else {
-          callbackRemove();
+        if (!this._isBodyOverflowing && isModalOverflowing) {
+          this._element.style.paddingLeft = this._scrollbarWidth + "px";
         }
-      } else if (callback) {
-        callback();
-      }
-    }; // ----------------------------------------------------------------------
-    // the following methods are used to handle overflowing modals
-    // todo (fat): these should probably be refactored out of modal.js
-    // ----------------------------------------------------------------------
 
+        if (this._isBodyOverflowing && !isModalOverflowing) {
+          this._element.style.paddingRight = this._scrollbarWidth + "px";
+        }
+      };
 
-    _proto._adjustDialog = function _adjustDialog() {
-      var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
+      _proto._resetAdjustments = function _resetAdjustments() {
+        this._element.style.paddingLeft = '';
+        this._element.style.paddingRight = '';
+      };
 
-      if (!this._isBodyOverflowing && isModalOverflowing) {
-        this._element.style.paddingLeft = this._scrollbarWidth + "px";
-      }
+      _proto._checkScrollbar = function _checkScrollbar() {
+        var rect = document.body.getBoundingClientRect();
+        this._isBodyOverflowing = rect.left + rect.right < window.innerWidth;
+        this._scrollbarWidth = this._getScrollbarWidth();
+      };
 
-      if (this._isBodyOverflowing && !isModalOverflowing) {
-        this._element.style.paddingRight = this._scrollbarWidth + "px";
-      }
-    };
+      _proto._setScrollbar = function _setScrollbar() {
+        var _this9 = this;
+
+        if (this._isBodyOverflowing) {
+          // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+          //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+          // Adjust fixed content padding
+          $$$1(Selector.FIXED_CONTENT).each(function (index, element) {
+            var actualPadding = $$$1(element)[0].style.paddingRight;
+            var calculatedPadding = $$$1(element).css('padding-right');
+            $$$1(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this9._scrollbarWidth + "px");
+          }); // Adjust sticky content margin
+
+          $$$1(Selector.STICKY_CONTENT).each(function (index, element) {
+            var actualMargin = $$$1(element)[0].style.marginRight;
+            var calculatedMargin = $$$1(element).css('margin-right');
+            $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) - _this9._scrollbarWidth + "px");
+          }); // Adjust navbar-toggler margin
+
+          $$$1(Selector.NAVBAR_TOGGLER).each(function (index, element) {
+            var actualMargin = $$$1(element)[0].style.marginRight;
+            var calculatedMargin = $$$1(element).css('margin-right');
+            $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this9._scrollbarWidth + "px");
+          }); // Adjust body padding
+
+          var actualPadding = document.body.style.paddingRight;
+          var calculatedPadding = $$$1(document.body).css('padding-right');
+          $$$1(document.body).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + "px");
+        }
+      };
 
-    _proto._resetAdjustments = function _resetAdjustments() {
-      this._element.style.paddingLeft = '';
-      this._element.style.paddingRight = '';
-    };
+      _proto._resetScrollbar = function _resetScrollbar() {
+        // Restore fixed content padding
+        $$$1(Selector.FIXED_CONTENT).each(function (index, element) {
+          var padding = $$$1(element).data('padding-right');
 
-    _proto._checkScrollbar = function _checkScrollbar() {
-      var rect = document.body.getBoundingClientRect();
-      this._isBodyOverflowing = rect.left + rect.right < window.innerWidth;
-      this._scrollbarWidth = this._getScrollbarWidth();
-    };
+          if (typeof padding !== 'undefined') {
+            $$$1(element).css('padding-right', padding).removeData('padding-right');
+          }
+        }); // Restore sticky content and navbar-toggler margin
 
-    _proto._setScrollbar = function _setScrollbar() {
-      var _this9 = this;
+        $$$1(Selector.STICKY_CONTENT + ", " + Selector.NAVBAR_TOGGLER).each(function (index, element) {
+          var margin = $$$1(element).data('margin-right');
 
-      if (this._isBodyOverflowing) {
-        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
-        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
-        // Adjust fixed content padding
-        $$$1(Selector.FIXED_CONTENT).each(function (index, element) {
-          var actualPadding = $$$1(element)[0].style.paddingRight;
-          var calculatedPadding = $$$1(element).css('padding-right');
-          $$$1(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this9._scrollbarWidth + "px");
-        }); // Adjust sticky content margin
-
-        $$$1(Selector.STICKY_CONTENT).each(function (index, element) {
-          var actualMargin = $$$1(element)[0].style.marginRight;
-          var calculatedMargin = $$$1(element).css('margin-right');
-          $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) - _this9._scrollbarWidth + "px");
-        }); // Adjust navbar-toggler margin
-
-        $$$1(Selector.NAVBAR_TOGGLER).each(function (index, element) {
-          var actualMargin = $$$1(element)[0].style.marginRight;
-          var calculatedMargin = $$$1(element).css('margin-right');
-          $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this9._scrollbarWidth + "px");
-        }); // Adjust body padding
-
-        var actualPadding = document.body.style.paddingRight;
-        var calculatedPadding = $$$1('body').css('padding-right');
-        $$$1('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + "px");
-      }
-    };
+          if (typeof margin !== 'undefined') {
+            $$$1(element).css('margin-right', margin).removeData('margin-right');
+          }
+        }); // Restore body padding
 
-    _proto._resetScrollbar = function _resetScrollbar() {
-      // Restore fixed content padding
-      $$$1(Selector.FIXED_CONTENT).each(function (index, element) {
-        var padding = $$$1(element).data('padding-right');
+        var padding = $$$1(document.body).data('padding-right');
 
         if (typeof padding !== 'undefined') {
-          $$$1(element).css('padding-right', padding).removeData('padding-right');
+          $$$1(document.body).css('padding-right', padding).removeData('padding-right');
         }
-      }); // Restore sticky content and navbar-toggler margin
-
-      $$$1(Selector.STICKY_CONTENT + ", " + Selector.NAVBAR_TOGGLER).each(function (index, element) {
-        var margin = $$$1(element).data('margin-right');
-
-        if (typeof margin !== 'undefined') {
-          $$$1(element).css('margin-right', margin).removeData('margin-right');
-        }
-      }); // Restore body padding
-
-      var padding = $$$1('body').data('padding-right');
+      };
 
-      if (typeof padding !== 'undefined') {
-        $$$1('body').css('padding-right', padding).removeData('padding-right');
-      }
-    };
+      _proto._getScrollbarWidth = function _getScrollbarWidth() {
+        // thx d.walsh
+        var scrollDiv = document.createElement('div');
+        scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
+        document.body.appendChild(scrollDiv);
+        var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
+        document.body.removeChild(scrollDiv);
+        return scrollbarWidth;
+      }; // Static
 
-    _proto._getScrollbarWidth = function _getScrollbarWidth() {
-      // thx d.walsh
-      var scrollDiv = document.createElement('div');
-      scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
-      document.body.appendChild(scrollDiv);
-      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
-      document.body.removeChild(scrollDiv);
-      return scrollbarWidth;
-    }; // Static
 
+      Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-    Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
+          var _config = _objectSpread({}, Modal.Default, $$$1(this).data(), typeof config === 'object' && config);
 
-        var _config = _extends({}, Modal.Default, $$$1(this).data(), typeof config === 'object' && config);
+          if (!data) {
+            data = new Modal(this, _config);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-        if (!data) {
-          data = new Modal(this, _config);
-          $$$1(this).data(DATA_KEY, data);
-        }
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
+            data[config](relatedTarget);
+          } else if (_config.show) {
+            data.show(relatedTarget);
           }
+        });
+      };
 
-          data[config](relatedTarget);
-        } else if (_config.show) {
-          data.show(relatedTarget);
+      _createClass(Modal, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
         }
-      });
-    };
-
-    _createClass(Modal, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }]);
-    return Modal;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
+        }
+      }]);
 
+      return Modal;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    var _this10 = this;
 
-    var target;
-    var selector = Util.getSelectorFromElement(this);
+    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+      var _this10 = this;
 
-    if (selector) {
-      target = $$$1(selector)[0];
-    }
+      var target;
+      var selector = Util.getSelectorFromElement(this);
 
-    var config = $$$1(target).data(DATA_KEY) ? 'toggle' : _extends({}, $$$1(target).data(), $$$1(this).data());
+      if (selector) {
+        target = $$$1(selector)[0];
+      }
 
-    if (this.tagName === 'A' || this.tagName === 'AREA') {
-      event.preventDefault();
-    }
+      var config = $$$1(target).data(DATA_KEY) ? 'toggle' : _objectSpread({}, $$$1(target).data(), $$$1(this).data());
 
-    var $target = $$$1(target).one(Event.SHOW, function (showEvent) {
-      if (showEvent.isDefaultPrevented()) {
-        // Only register focus restorer if modal will actually get shown
-        return;
+      if (this.tagName === 'A' || this.tagName === 'AREA') {
+        event.preventDefault();
       }
 
-      $target.one(Event.HIDDEN, function () {
-        if ($$$1(_this10).is(':visible')) {
-          _this10.focus();
+      var $target = $$$1(target).one(Event.SHOW, function (showEvent) {
+        if (showEvent.isDefaultPrevented()) {
+          // Only register focus restorer if modal will actually get shown
+          return;
         }
-      });
-    });
 
-    Modal._jQueryInterface.call($$$1(target), config, this);
-  });
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+        $target.one(Event.HIDDEN, function () {
+          if ($$$1(_this10).is(':visible')) {
+            _this10.focus();
+          }
+        });
+      });
 
-  $$$1.fn[NAME] = Modal._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Modal;
+      Modal._jQueryInterface.call($$$1(target), config, this);
+    });
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Modal._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Modal._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Modal;
 
-  return Modal;
-}($);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Modal._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): tooltip.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Modal;
+  }($);
 
-var Tooltip = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): tooltip.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'tooltip';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.tooltip';
-  var EVENT_KEY = "." + DATA_KEY;
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var TRANSITION_DURATION = 150;
-  var CLASS_PREFIX = 'bs-tooltip';
-  var BSCLS_PREFIX_REGEX = new RegExp("(^|\\s)" + CLASS_PREFIX + "\\S+", 'g');
-  var DefaultType = {
-    animation: 'boolean',
-    template: 'string',
-    title: '(string|element|function)',
-    trigger: 'string',
-    delay: '(number|object)',
-    html: 'boolean',
-    selector: '(string|boolean)',
-    placement: '(string|function)',
-    offset: '(number|string)',
-    container: '(string|element|boolean)',
-    fallbackPlacement: '(string|array)',
-    boundary: '(string|element)'
-  };
-  var AttachmentMap = {
-    AUTO: 'auto',
-    TOP: 'top',
-    RIGHT: 'right',
-    BOTTOM: 'bottom',
-    LEFT: 'left'
-  };
-  var Default = {
-    animation: true,
-    template: '<div class="tooltip" role="tooltip">' + '<div class="arrow"></div>' + '<div class="tooltip-inner"></div></div>',
-    trigger: 'hover focus',
-    title: '',
-    delay: 0,
-    html: false,
-    selector: false,
-    placement: 'top',
-    offset: 0,
-    container: false,
-    fallbackPlacement: 'flip',
-    boundary: 'scrollParent'
-  };
-  var HoverState = {
-    SHOW: 'show',
-    OUT: 'out'
-  };
-  var Event = {
-    HIDE: "hide" + EVENT_KEY,
-    HIDDEN: "hidden" + EVENT_KEY,
-    SHOW: "show" + EVENT_KEY,
-    SHOWN: "shown" + EVENT_KEY,
-    INSERTED: "inserted" + EVENT_KEY,
-    CLICK: "click" + EVENT_KEY,
-    FOCUSIN: "focusin" + EVENT_KEY,
-    FOCUSOUT: "focusout" + EVENT_KEY,
-    MOUSEENTER: "mouseenter" + EVENT_KEY,
-    MOUSELEAVE: "mouseleave" + EVENT_KEY
-  };
-  var ClassName = {
-    FADE: 'fade',
-    SHOW: 'show'
-  };
-  var Selector = {
-    TOOLTIP: '.tooltip',
-    TOOLTIP_INNER: '.tooltip-inner',
-    ARROW: '.arrow'
-  };
-  var Trigger = {
-    HOVER: 'hover',
-    FOCUS: 'focus',
-    CLICK: 'click',
-    MANUAL: 'manual'
+
+  var Tooltip = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
-
-  };
-
-  var Tooltip =
-  /*#__PURE__*/
-  function () {
-    function Tooltip(element, config) {
+    var NAME = 'tooltip';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.tooltip';
+    var EVENT_KEY = "." + DATA_KEY;
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var CLASS_PREFIX = 'bs-tooltip';
+    var BSCLS_PREFIX_REGEX = new RegExp("(^|\\s)" + CLASS_PREFIX + "\\S+", 'g');
+    var DefaultType = {
+      animation: 'boolean',
+      template: 'string',
+      title: '(string|element|function)',
+      trigger: 'string',
+      delay: '(number|object)',
+      html: 'boolean',
+      selector: '(string|boolean)',
+      placement: '(string|function)',
+      offset: '(number|string)',
+      container: '(string|element|boolean)',
+      fallbackPlacement: '(string|array)',
+      boundary: '(string|element)'
+    };
+    var AttachmentMap = {
+      AUTO: 'auto',
+      TOP: 'top',
+      RIGHT: 'right',
+      BOTTOM: 'bottom',
+      LEFT: 'left'
+    };
+    var Default = {
+      animation: true,
+      template: '<div class="tooltip" role="tooltip">' + '<div class="arrow"></div>' + '<div class="tooltip-inner"></div></div>',
+      trigger: 'hover focus',
+      title: '',
+      delay: 0,
+      html: false,
+      selector: false,
+      placement: 'top',
+      offset: 0,
+      container: false,
+      fallbackPlacement: 'flip',
+      boundary: 'scrollParent'
+    };
+    var HoverState = {
+      SHOW: 'show',
+      OUT: 'out'
+    };
+    var Event = {
+      HIDE: "hide" + EVENT_KEY,
+      HIDDEN: "hidden" + EVENT_KEY,
+      SHOW: "show" + EVENT_KEY,
+      SHOWN: "shown" + EVENT_KEY,
+      INSERTED: "inserted" + EVENT_KEY,
+      CLICK: "click" + EVENT_KEY,
+      FOCUSIN: "focusin" + EVENT_KEY,
+      FOCUSOUT: "focusout" + EVENT_KEY,
+      MOUSEENTER: "mouseenter" + EVENT_KEY,
+      MOUSELEAVE: "mouseleave" + EVENT_KEY
+    };
+    var ClassName = {
+      FADE: 'fade',
+      SHOW: 'show'
+    };
+    var Selector = {
+      TOOLTIP: '.tooltip',
+      TOOLTIP_INNER: '.tooltip-inner',
+      ARROW: '.arrow'
+    };
+    var Trigger = {
+      HOVER: 'hover',
+      FOCUS: 'focus',
+      CLICK: 'click',
+      MANUAL: 'manual'
       /**
-       * Check for Popper dependency
-       * Popper - https://popper.js.org
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
        */
-      if (typeof Popper === 'undefined') {
-        throw new TypeError('Bootstrap tooltips require Popper.js (https://popper.js.org)');
-      } // private
 
+    };
 
-      this._isEnabled = true;
-      this._timeout = 0;
-      this._hoverState = '';
-      this._activeTrigger = {};
-      this._popper = null; // Protected
+    var Tooltip =
+    /*#__PURE__*/
+    function () {
+      function Tooltip(element, config) {
+        /**
+         * Check for Popper dependency
+         * Popper - https://popper.js.org
+         */
+        if (typeof Popper === 'undefined') {
+          throw new TypeError('Bootstrap tooltips require Popper.js (https://popper.js.org)');
+        } // private
 
-      this.element = element;
-      this.config = this._getConfig(config);
-      this.tip = null;
 
-      this._setListeners();
-    } // Getters
+        this._isEnabled = true;
+        this._timeout = 0;
+        this._hoverState = '';
+        this._activeTrigger = {};
+        this._popper = null; // Protected
 
+        this.element = element;
+        this.config = this._getConfig(config);
+        this.tip = null;
 
-    var _proto = Tooltip.prototype;
+        this._setListeners();
+      } // Getters
 
-    // Public
-    _proto.enable = function enable() {
-      this._isEnabled = true;
-    };
 
-    _proto.disable = function disable() {
-      this._isEnabled = false;
-    };
+      var _proto = Tooltip.prototype;
 
-    _proto.toggleEnabled = function toggleEnabled() {
-      this._isEnabled = !this._isEnabled;
-    };
+      // Public
+      _proto.enable = function enable() {
+        this._isEnabled = true;
+      };
 
-    _proto.toggle = function toggle(event) {
-      if (!this._isEnabled) {
-        return;
-      }
+      _proto.disable = function disable() {
+        this._isEnabled = false;
+      };
 
-      if (event) {
-        var dataKey = this.constructor.DATA_KEY;
-        var context = $$$1(event.currentTarget).data(dataKey);
+      _proto.toggleEnabled = function toggleEnabled() {
+        this._isEnabled = !this._isEnabled;
+      };
 
-        if (!context) {
-          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-          $$$1(event.currentTarget).data(dataKey, context);
+      _proto.toggle = function toggle(event) {
+        if (!this._isEnabled) {
+          return;
         }
 
-        context._activeTrigger.click = !context._activeTrigger.click;
+        if (event) {
+          var dataKey = this.constructor.DATA_KEY;
+          var context = $$$1(event.currentTarget).data(dataKey);
 
-        if (context._isWithActiveTrigger()) {
-          context._enter(null, context);
+          if (!context) {
+            context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+            $$$1(event.currentTarget).data(dataKey, context);
+          }
+
+          context._activeTrigger.click = !context._activeTrigger.click;
+
+          if (context._isWithActiveTrigger()) {
+            context._enter(null, context);
+          } else {
+            context._leave(null, context);
+          }
         } else {
-          context._leave(null, context);
-        }
-      } else {
-        if ($$$1(this.getTipElement()).hasClass(ClassName.SHOW)) {
-          this._leave(null, this);
+          if ($$$1(this.getTipElement()).hasClass(ClassName.SHOW)) {
+            this._leave(null, this);
 
-          return;
-        }
+            return;
+          }
 
-        this._enter(null, this);
-      }
-    };
+          this._enter(null, this);
+        }
+      };
 
-    _proto.dispose = function dispose() {
-      clearTimeout(this._timeout);
-      $$$1.removeData(this.element, this.constructor.DATA_KEY);
-      $$$1(this.element).off(this.constructor.EVENT_KEY);
-      $$$1(this.element).closest('.modal').off('hide.bs.modal');
+      _proto.dispose = function dispose() {
+        clearTimeout(this._timeout);
+        $$$1.removeData(this.element, this.constructor.DATA_KEY);
+        $$$1(this.element).off(this.constructor.EVENT_KEY);
+        $$$1(this.element).closest('.modal').off('hide.bs.modal');
 
-      if (this.tip) {
-        $$$1(this.tip).remove();
-      }
+        if (this.tip) {
+          $$$1(this.tip).remove();
+        }
 
-      this._isEnabled = null;
-      this._timeout = null;
-      this._hoverState = null;
-      this._activeTrigger = null;
+        this._isEnabled = null;
+        this._timeout = null;
+        this._hoverState = null;
+        this._activeTrigger = null;
 
-      if (this._popper !== null) {
-        this._popper.destroy();
-      }
+        if (this._popper !== null) {
+          this._popper.destroy();
+        }
 
-      this._popper = null;
-      this.element = null;
-      this.config = null;
-      this.tip = null;
-    };
+        this._popper = null;
+        this.element = null;
+        this.config = null;
+        this.tip = null;
+      };
 
-    _proto.show = function show() {
-      var _this = this;
+      _proto.show = function show() {
+        var _this = this;
 
-      if ($$$1(this.element).css('display') === 'none') {
-        throw new Error('Please use show on visible elements');
-      }
+        if ($$$1(this.element).css('display') === 'none') {
+          throw new Error('Please use show on visible elements');
+        }
 
-      var showEvent = $$$1.Event(this.constructor.Event.SHOW);
+        var showEvent = $$$1.Event(this.constructor.Event.SHOW);
 
-      if (this.isWithContent() && this._isEnabled) {
-        $$$1(this.element).trigger(showEvent);
-        var isInTheDom = $$$1.contains(this.element.ownerDocument.documentElement, this.element);
+        if (this.isWithContent() && this._isEnabled) {
+          $$$1(this.element).trigger(showEvent);
+          var isInTheDom = $$$1.contains(this.element.ownerDocument.documentElement, this.element);
 
-        if (showEvent.isDefaultPrevented() || !isInTheDom) {
-          return;
-        }
+          if (showEvent.isDefaultPrevented() || !isInTheDom) {
+            return;
+          }
 
-        var tip = this.getTipElement();
-        var tipId = Util.getUID(this.constructor.NAME);
-        tip.setAttribute('id', tipId);
-        this.element.setAttribute('aria-describedby', tipId);
-        this.setContent();
+          var tip = this.getTipElement();
+          var tipId = Util.getUID(this.constructor.NAME);
+          tip.setAttribute('id', tipId);
+          this.element.setAttribute('aria-describedby', tipId);
+          this.setContent();
 
-        if (this.config.animation) {
-          $$$1(tip).addClass(ClassName.FADE);
-        }
+          if (this.config.animation) {
+            $$$1(tip).addClass(ClassName.FADE);
+          }
 
-        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
+          var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;
 
-        var attachment = this._getAttachment(placement);
+          var attachment = this._getAttachment(placement);
 
-        this.addAttachmentClass(attachment);
-        var container = this.config.container === false ? document.body : $$$1(this.config.container);
-        $$$1(tip).data(this.constructor.DATA_KEY, this);
+          this.addAttachmentClass(attachment);
+          var container = this.config.container === false ? document.body : $$$1(this.config.container);
+          $$$1(tip).data(this.constructor.DATA_KEY, this);
 
-        if (!$$$1.contains(this.element.ownerDocument.documentElement, this.tip)) {
-          $$$1(tip).appendTo(container);
-        }
+          if (!$$$1.contains(this.element.ownerDocument.documentElement, this.tip)) {
+            $$$1(tip).appendTo(container);
+          }
 
-        $$$1(this.element).trigger(this.constructor.Event.INSERTED);
-        this._popper = new Popper(this.element, tip, {
-          placement: attachment,
-          modifiers: {
-            offset: {
-              offset: this.config.offset
-            },
-            flip: {
-              behavior: this.config.fallbackPlacement
+          $$$1(this.element).trigger(this.constructor.Event.INSERTED);
+          this._popper = new Popper(this.element, tip, {
+            placement: attachment,
+            modifiers: {
+              offset: {
+                offset: this.config.offset
+              },
+              flip: {
+                behavior: this.config.fallbackPlacement
+              },
+              arrow: {
+                element: Selector.ARROW
+              },
+              preventOverflow: {
+                boundariesElement: this.config.boundary
+              }
             },
-            arrow: {
-              element: Selector.ARROW
+            onCreate: function onCreate(data) {
+              if (data.originalPlacement !== data.placement) {
+                _this._handlePopperPlacementChange(data);
+              }
             },
-            preventOverflow: {
-              boundariesElement: this.config.boundary
-            }
-          },
-          onCreate: function onCreate(data) {
-            if (data.originalPlacement !== data.placement) {
+            onUpdate: function onUpdate(data) {
               _this._handlePopperPlacementChange(data);
             }
-          },
-          onUpdate: function onUpdate(data) {
-            _this._handlePopperPlacementChange(data);
+          });
+          $$$1(tip).addClass(ClassName.SHOW); // If this is a touch-enabled device we add extra
+          // empty mouseover listeners to the body's immediate children;
+          // only needed because of broken event delegation on iOS
+          // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+
+          if ('ontouchstart' in document.documentElement) {
+            $$$1(document.body).children().on('mouseover', null, $$$1.noop);
           }
-        });
-        $$$1(tip).addClass(ClassName.SHOW); // If this is a touch-enabled device we add extra
-        // empty mouseover listeners to the body's immediate children;
-        // only needed because of broken event delegation on iOS
-        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
 
-        if ('ontouchstart' in document.documentElement) {
-          $$$1('body').children().on('mouseover', null, $$$1.noop);
-        }
+          var complete = function complete() {
+            if (_this.config.animation) {
+              _this._fixTransition();
+            }
 
-        var complete = function complete() {
-          if (_this.config.animation) {
-            _this._fixTransition();
-          }
+            var prevHoverState = _this._hoverState;
+            _this._hoverState = null;
+            $$$1(_this.element).trigger(_this.constructor.Event.SHOWN);
 
-          var prevHoverState = _this._hoverState;
-          _this._hoverState = null;
-          $$$1(_this.element).trigger(_this.constructor.Event.SHOWN);
+            if (prevHoverState === HoverState.OUT) {
+              _this._leave(null, _this);
+            }
+          };
 
-          if (prevHoverState === HoverState.OUT) {
-            _this._leave(null, _this);
+          if ($$$1(this.tip).hasClass(ClassName.FADE)) {
+            var transitionDuration = Util.getTransitionDurationFromElement(this.tip);
+            $$$1(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
+          } else {
+            complete();
           }
-        };
-
-        if (Util.supportsTransitionEnd() && $$$1(this.tip).hasClass(ClassName.FADE)) {
-          $$$1(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION);
-        } else {
-          complete();
         }
-      }
-    };
+      };
 
-    _proto.hide = function hide(callback) {
-      var _this2 = this;
+      _proto.hide = function hide(callback) {
+        var _this2 = this;
 
-      var tip = this.getTipElement();
-      var hideEvent = $$$1.Event(this.constructor.Event.HIDE);
+        var tip = this.getTipElement();
+        var hideEvent = $$$1.Event(this.constructor.Event.HIDE);
 
-      var complete = function complete() {
-        if (_this2._hoverState !== HoverState.SHOW && tip.parentNode) {
-          tip.parentNode.removeChild(tip);
-        }
+        var complete = function complete() {
+          if (_this2._hoverState !== HoverState.SHOW && tip.parentNode) {
+            tip.parentNode.removeChild(tip);
+          }
 
-        _this2._cleanTipClass();
+          _this2._cleanTipClass();
 
-        _this2.element.removeAttribute('aria-describedby');
+          _this2.element.removeAttribute('aria-describedby');
 
-        $$$1(_this2.element).trigger(_this2.constructor.Event.HIDDEN);
+          $$$1(_this2.element).trigger(_this2.constructor.Event.HIDDEN);
 
-        if (_this2._popper !== null) {
-          _this2._popper.destroy();
-        }
+          if (_this2._popper !== null) {
+            _this2._popper.destroy();
+          }
 
-        if (callback) {
-          callback();
-        }
-      };
+          if (callback) {
+            callback();
+          }
+        };
 
-      $$$1(this.element).trigger(hideEvent);
+        $$$1(this.element).trigger(hideEvent);
 
-      if (hideEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (hideEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      $$$1(tip).removeClass(ClassName.SHOW); // If this is a touch-enabled device we remove the extra
-      // empty mouseover listeners we added for iOS support
+        $$$1(tip).removeClass(ClassName.SHOW); // If this is a touch-enabled device we remove the extra
+        // empty mouseover listeners we added for iOS support
 
-      if ('ontouchstart' in document.documentElement) {
-        $$$1('body').children().off('mouseover', null, $$$1.noop);
-      }
+        if ('ontouchstart' in document.documentElement) {
+          $$$1(document.body).children().off('mouseover', null, $$$1.noop);
+        }
 
-      this._activeTrigger[Trigger.CLICK] = false;
-      this._activeTrigger[Trigger.FOCUS] = false;
-      this._activeTrigger[Trigger.HOVER] = false;
+        this._activeTrigger[Trigger.CLICK] = false;
+        this._activeTrigger[Trigger.FOCUS] = false;
+        this._activeTrigger[Trigger.HOVER] = false;
 
-      if (Util.supportsTransitionEnd() && $$$1(this.tip).hasClass(ClassName.FADE)) {
-        $$$1(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-      } else {
-        complete();
-      }
+        if ($$$1(this.tip).hasClass(ClassName.FADE)) {
+          var transitionDuration = Util.getTransitionDurationFromElement(tip);
+          $$$1(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
+        } else {
+          complete();
+        }
 
-      this._hoverState = '';
-    };
+        this._hoverState = '';
+      };
 
-    _proto.update = function update() {
-      if (this._popper !== null) {
-        this._popper.scheduleUpdate();
-      }
-    }; // Protected
+      _proto.update = function update() {
+        if (this._popper !== null) {
+          this._popper.scheduleUpdate();
+        }
+      }; // Protected
 
 
-    _proto.isWithContent = function isWithContent() {
-      return Boolean(this.getTitle());
-    };
+      _proto.isWithContent = function isWithContent() {
+        return Boolean(this.getTitle());
+      };
 
-    _proto.addAttachmentClass = function addAttachmentClass(attachment) {
-      $$$1(this.getTipElement()).addClass(CLASS_PREFIX + "-" + attachment);
-    };
+      _proto.addAttachmentClass = function addAttachmentClass(attachment) {
+        $$$1(this.getTipElement()).addClass(CLASS_PREFIX + "-" + attachment);
+      };
 
-    _proto.getTipElement = function getTipElement() {
-      this.tip = this.tip || $$$1(this.config.template)[0];
-      return this.tip;
-    };
+      _proto.getTipElement = function getTipElement() {
+        this.tip = this.tip || $$$1(this.config.template)[0];
+        return this.tip;
+      };
 
-    _proto.setContent = function setContent() {
-      var $tip = $$$1(this.getTipElement());
-      this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
-      $tip.removeClass(ClassName.FADE + " " + ClassName.SHOW);
-    };
+      _proto.setContent = function setContent() {
+        var $tip = $$$1(this.getTipElement());
+        this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle());
+        $tip.removeClass(ClassName.FADE + " " + ClassName.SHOW);
+      };
 
-    _proto.setElementContent = function setElementContent($element, content) {
-      var html = this.config.html;
+      _proto.setElementContent = function setElementContent($element, content) {
+        var html = this.config.html;
 
-      if (typeof content === 'object' && (content.nodeType || content.jquery)) {
-        // Content is a DOM node or a jQuery
-        if (html) {
-          if (!$$$1(content).parent().is($element)) {
-            $element.empty().append(content);
+        if (typeof content === 'object' && (content.nodeType || content.jquery)) {
+          // Content is a DOM node or a jQuery
+          if (html) {
+            if (!$$$1(content).parent().is($element)) {
+              $element.empty().append(content);
+            }
+          } else {
+            $element.text($$$1(content).text());
           }
         } else {
-          $element.text($$$1(content).text());
+          $element[html ? 'html' : 'text'](content);
         }
-      } else {
-        $element[html ? 'html' : 'text'](content);
-      }
-    };
+      };
 
-    _proto.getTitle = function getTitle() {
-      var title = this.element.getAttribute('data-original-title');
+      _proto.getTitle = function getTitle() {
+        var title = this.element.getAttribute('data-original-title');
 
-      if (!title) {
-        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
-      }
+        if (!title) {
+          title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
+        }
 
-      return title;
-    }; // Private
+        return title;
+      }; // Private
 
 
-    _proto._getAttachment = function _getAttachment(placement) {
-      return AttachmentMap[placement.toUpperCase()];
-    };
+      _proto._getAttachment = function _getAttachment(placement) {
+        return AttachmentMap[placement.toUpperCase()];
+      };
 
-    _proto._setListeners = function _setListeners() {
-      var _this3 = this;
+      _proto._setListeners = function _setListeners() {
+        var _this3 = this;
+
+        var triggers = this.config.trigger.split(' ');
+        triggers.forEach(function (trigger) {
+          if (trigger === 'click') {
+            $$$1(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, function (event) {
+              return _this3.toggle(event);
+            });
+          } else if (trigger !== Trigger.MANUAL) {
+            var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
+            var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;
+            $$$1(_this3.element).on(eventIn, _this3.config.selector, function (event) {
+              return _this3._enter(event);
+            }).on(eventOut, _this3.config.selector, function (event) {
+              return _this3._leave(event);
+            });
+          }
 
-      var triggers = this.config.trigger.split(' ');
-      triggers.forEach(function (trigger) {
-        if (trigger === 'click') {
-          $$$1(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, function (event) {
-            return _this3.toggle(event);
+          $$$1(_this3.element).closest('.modal').on('hide.bs.modal', function () {
+            return _this3.hide();
           });
-        } else if (trigger !== Trigger.MANUAL) {
-          var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
-          var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;
-          $$$1(_this3.element).on(eventIn, _this3.config.selector, function (event) {
-            return _this3._enter(event);
-          }).on(eventOut, _this3.config.selector, function (event) {
-            return _this3._leave(event);
+        });
+
+        if (this.config.selector) {
+          this.config = _objectSpread({}, this.config, {
+            trigger: 'manual',
+            selector: ''
           });
+        } else {
+          this._fixTitle();
         }
+      };
 
-        $$$1(_this3.element).closest('.modal').on('hide.bs.modal', function () {
-          return _this3.hide();
-        });
-      });
+      _proto._fixTitle = function _fixTitle() {
+        var titleType = typeof this.element.getAttribute('data-original-title');
 
-      if (this.config.selector) {
-        this.config = _extends({}, this.config, {
-          trigger: 'manual',
-          selector: ''
-        });
-      } else {
-        this._fixTitle();
-      }
-    };
-
-    _proto._fixTitle = function _fixTitle() {
-      var titleType = typeof this.element.getAttribute('data-original-title');
+        if (this.element.getAttribute('title') || titleType !== 'string') {
+          this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
+          this.element.setAttribute('title', '');
+        }
+      };
 
-      if (this.element.getAttribute('title') || titleType !== 'string') {
-        this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '');
-        this.element.setAttribute('title', '');
-      }
-    };
+      _proto._enter = function _enter(event, context) {
+        var dataKey = this.constructor.DATA_KEY;
+        context = context || $$$1(event.currentTarget).data(dataKey);
 
-    _proto._enter = function _enter(event, context) {
-      var dataKey = this.constructor.DATA_KEY;
-      context = context || $$$1(event.currentTarget).data(dataKey);
+        if (!context) {
+          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+          $$$1(event.currentTarget).data(dataKey, context);
+        }
 
-      if (!context) {
-        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-        $$$1(event.currentTarget).data(dataKey, context);
-      }
+        if (event) {
+          context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
+        }
 
-      if (event) {
-        context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true;
-      }
+        if ($$$1(context.getTipElement()).hasClass(ClassName.SHOW) || context._hoverState === HoverState.SHOW) {
+          context._hoverState = HoverState.SHOW;
+          return;
+        }
 
-      if ($$$1(context.getTipElement()).hasClass(ClassName.SHOW) || context._hoverState === HoverState.SHOW) {
+        clearTimeout(context._timeout);
         context._hoverState = HoverState.SHOW;
-        return;
-      }
-
-      clearTimeout(context._timeout);
-      context._hoverState = HoverState.SHOW;
-
-      if (!context.config.delay || !context.config.delay.show) {
-        context.show();
-        return;
-      }
 
-      context._timeout = setTimeout(function () {
-        if (context._hoverState === HoverState.SHOW) {
+        if (!context.config.delay || !context.config.delay.show) {
           context.show();
+          return;
         }
-      }, context.config.delay.show);
-    };
 
-    _proto._leave = function _leave(event, context) {
-      var dataKey = this.constructor.DATA_KEY;
-      context = context || $$$1(event.currentTarget).data(dataKey);
+        context._timeout = setTimeout(function () {
+          if (context._hoverState === HoverState.SHOW) {
+            context.show();
+          }
+        }, context.config.delay.show);
+      };
 
-      if (!context) {
-        context = new this.constructor(event.currentTarget, this._getDelegateConfig());
-        $$$1(event.currentTarget).data(dataKey, context);
-      }
+      _proto._leave = function _leave(event, context) {
+        var dataKey = this.constructor.DATA_KEY;
+        context = context || $$$1(event.currentTarget).data(dataKey);
 
-      if (event) {
-        context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
-      }
+        if (!context) {
+          context = new this.constructor(event.currentTarget, this._getDelegateConfig());
+          $$$1(event.currentTarget).data(dataKey, context);
+        }
 
-      if (context._isWithActiveTrigger()) {
-        return;
-      }
+        if (event) {
+          context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false;
+        }
 
-      clearTimeout(context._timeout);
-      context._hoverState = HoverState.OUT;
+        if (context._isWithActiveTrigger()) {
+          return;
+        }
 
-      if (!context.config.delay || !context.config.delay.hide) {
-        context.hide();
-        return;
-      }
+        clearTimeout(context._timeout);
+        context._hoverState = HoverState.OUT;
 
-      context._timeout = setTimeout(function () {
-        if (context._hoverState === HoverState.OUT) {
+        if (!context.config.delay || !context.config.delay.hide) {
           context.hide();
+          return;
         }
-      }, context.config.delay.hide);
-    };
 
-    _proto._isWithActiveTrigger = function _isWithActiveTrigger() {
-      for (var trigger in this._activeTrigger) {
-        if (this._activeTrigger[trigger]) {
-          return true;
+        context._timeout = setTimeout(function () {
+          if (context._hoverState === HoverState.OUT) {
+            context.hide();
+          }
+        }, context.config.delay.hide);
+      };
+
+      _proto._isWithActiveTrigger = function _isWithActiveTrigger() {
+        for (var trigger in this._activeTrigger) {
+          if (this._activeTrigger[trigger]) {
+            return true;
+          }
         }
-      }
 
-      return false;
-    };
+        return false;
+      };
 
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, this.constructor.Default, $$$1(this.element).data(), config);
+      _proto._getConfig = function _getConfig(config) {
+        config = _objectSpread({}, this.constructor.Default, $$$1(this.element).data(), config);
 
-      if (typeof config.delay === 'number') {
-        config.delay = {
-          show: config.delay,
-          hide: config.delay
-        };
-      }
+        if (typeof config.delay === 'number') {
+          config.delay = {
+            show: config.delay,
+            hide: config.delay
+          };
+        }
 
-      if (typeof config.title === 'number') {
-        config.title = config.title.toString();
-      }
+        if (typeof config.title === 'number') {
+          config.title = config.title.toString();
+        }
 
-      if (typeof config.content === 'number') {
-        config.content = config.content.toString();
-      }
+        if (typeof config.content === 'number') {
+          config.content = config.content.toString();
+        }
 
-      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
-      return config;
-    };
+        Util.typeCheckConfig(NAME, config, this.constructor.DefaultType);
+        return config;
+      };
 
-    _proto._getDelegateConfig = function _getDelegateConfig() {
-      var config = {};
+      _proto._getDelegateConfig = function _getDelegateConfig() {
+        var config = {};
 
-      if (this.config) {
-        for (var key in this.config) {
-          if (this.constructor.Default[key] !== this.config[key]) {
-            config[key] = this.config[key];
+        if (this.config) {
+          for (var key in this.config) {
+            if (this.constructor.Default[key] !== this.config[key]) {
+              config[key] = this.config[key];
+            }
           }
         }
-      }
 
-      return config;
-    };
+        return config;
+      };
 
-    _proto._cleanTipClass = function _cleanTipClass() {
-      var $tip = $$$1(this.getTipElement());
-      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+      _proto._cleanTipClass = function _cleanTipClass() {
+        var $tip = $$$1(this.getTipElement());
+        var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
 
-      if (tabClass !== null && tabClass.length > 0) {
-        $tip.removeClass(tabClass.join(''));
-      }
-    };
+        if (tabClass !== null && tabClass.length > 0) {
+          $tip.removeClass(tabClass.join(''));
+        }
+      };
 
-    _proto._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
-      this._cleanTipClass();
+      _proto._handlePopperPlacementChange = function _handlePopperPlacementChange(data) {
+        this._cleanTipClass();
 
-      this.addAttachmentClass(this._getAttachment(data.placement));
-    };
+        this.addAttachmentClass(this._getAttachment(data.placement));
+      };
 
-    _proto._fixTransition = function _fixTransition() {
-      var tip = this.getTipElement();
-      var initConfigAnimation = this.config.animation;
+      _proto._fixTransition = function _fixTransition() {
+        var tip = this.getTipElement();
+        var initConfigAnimation = this.config.animation;
 
-      if (tip.getAttribute('x-placement') !== null) {
-        return;
-      }
+        if (tip.getAttribute('x-placement') !== null) {
+          return;
+        }
 
-      $$$1(tip).removeClass(ClassName.FADE);
-      this.config.animation = false;
-      this.hide();
-      this.show();
-      this.config.animation = initConfigAnimation;
-    }; // Static
+        $$$1(tip).removeClass(ClassName.FADE);
+        this.config.animation = false;
+        this.hide();
+        this.show();
+        this.config.animation = initConfigAnimation;
+      }; // Static
 
 
-    Tooltip._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
+      Tooltip._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-        var _config = typeof config === 'object' && config;
+          var _config = typeof config === 'object' && config;
 
-        if (!data && /dispose|hide/.test(config)) {
-          return;
-        }
+          if (!data && /dispose|hide/.test(config)) {
+            return;
+          }
 
-        if (!data) {
-          data = new Tooltip(this, _config);
-          $$$1(this).data(DATA_KEY, data);
-        }
+          if (!data) {
+            data = new Tooltip(this, _config);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
+
+            data[config]();
           }
+        });
+      };
 
-          data[config]();
+      _createClass(Tooltip, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
         }
-      });
-    };
-
-    _createClass(Tooltip, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }, {
-      key: "NAME",
-      get: function get() {
-        return NAME;
-      }
-    }, {
-      key: "DATA_KEY",
-      get: function get() {
-        return DATA_KEY;
-      }
-    }, {
-      key: "Event",
-      get: function get() {
-        return Event;
-      }
-    }, {
-      key: "EVENT_KEY",
-      get: function get() {
-        return EVENT_KEY;
-      }
-    }, {
-      key: "DefaultType",
-      get: function get() {
-        return DefaultType;
-      }
-    }]);
-    return Tooltip;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
+        }
+      }, {
+        key: "NAME",
+        get: function get() {
+          return NAME;
+        }
+      }, {
+        key: "DATA_KEY",
+        get: function get() {
+          return DATA_KEY;
+        }
+      }, {
+        key: "Event",
+        get: function get() {
+          return Event;
+        }
+      }, {
+        key: "EVENT_KEY",
+        get: function get() {
+          return EVENT_KEY;
+        }
+      }, {
+        key: "DefaultType",
+        get: function get() {
+          return DefaultType;
+        }
+      }]);
 
+      return Tooltip;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME] = Tooltip._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Tooltip;
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Tooltip._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Tooltip._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Tooltip;
 
-  return Tooltip;
-}($, Popper);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Tooltip._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): popover.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Tooltip;
+  }($, Popper);
 
-var Popover = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): popover.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'popover';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.popover';
-  var EVENT_KEY = "." + DATA_KEY;
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var CLASS_PREFIX = 'bs-popover';
-  var BSCLS_PREFIX_REGEX = new RegExp("(^|\\s)" + CLASS_PREFIX + "\\S+", 'g');
-  var Default = _extends({}, Tooltip.Default, {
-    placement: 'right',
-    trigger: 'click',
-    content: '',
-    template: '<div class="popover" role="tooltip">' + '<div class="arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
-  });
-  var DefaultType = _extends({}, Tooltip.DefaultType, {
-    content: '(string|element|function)'
-  });
-  var ClassName = {
-    FADE: 'fade',
-    SHOW: 'show'
-  };
-  var Selector = {
-    TITLE: '.popover-header',
-    CONTENT: '.popover-body'
-  };
-  var Event = {
-    HIDE: "hide" + EVENT_KEY,
-    HIDDEN: "hidden" + EVENT_KEY,
-    SHOW: "show" + EVENT_KEY,
-    SHOWN: "shown" + EVENT_KEY,
-    INSERTED: "inserted" + EVENT_KEY,
-    CLICK: "click" + EVENT_KEY,
-    FOCUSIN: "focusin" + EVENT_KEY,
-    FOCUSOUT: "focusout" + EVENT_KEY,
-    MOUSEENTER: "mouseenter" + EVENT_KEY,
-    MOUSELEAVE: "mouseleave" + EVENT_KEY
+
+  var Popover = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'popover';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.popover';
+    var EVENT_KEY = "." + DATA_KEY;
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var CLASS_PREFIX = 'bs-popover';
+    var BSCLS_PREFIX_REGEX = new RegExp("(^|\\s)" + CLASS_PREFIX + "\\S+", 'g');
+
+    var Default = _objectSpread({}, Tooltip.Default, {
+      placement: 'right',
+      trigger: 'click',
+      content: '',
+      template: '<div class="popover" role="tooltip">' + '<div class="arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
+    });
 
-  };
-
-  var Popover =
-  /*#__PURE__*/
-  function (_Tooltip) {
-    _inheritsLoose(Popover, _Tooltip);
-
-    function Popover() {
-      return _Tooltip.apply(this, arguments) || this;
-    }
-
-    var _proto = Popover.prototype;
+    var DefaultType = _objectSpread({}, Tooltip.DefaultType, {
+      content: '(string|element|function)'
+    });
 
-    // Overrides
-    _proto.isWithContent = function isWithContent() {
-      return this.getTitle() || this._getContent();
+    var ClassName = {
+      FADE: 'fade',
+      SHOW: 'show'
     };
-
-    _proto.addAttachmentClass = function addAttachmentClass(attachment) {
-      $$$1(this.getTipElement()).addClass(CLASS_PREFIX + "-" + attachment);
+    var Selector = {
+      TITLE: '.popover-header',
+      CONTENT: '.popover-body'
     };
+    var Event = {
+      HIDE: "hide" + EVENT_KEY,
+      HIDDEN: "hidden" + EVENT_KEY,
+      SHOW: "show" + EVENT_KEY,
+      SHOWN: "shown" + EVENT_KEY,
+      INSERTED: "inserted" + EVENT_KEY,
+      CLICK: "click" + EVENT_KEY,
+      FOCUSIN: "focusin" + EVENT_KEY,
+      FOCUSOUT: "focusout" + EVENT_KEY,
+      MOUSEENTER: "mouseenter" + EVENT_KEY,
+      MOUSELEAVE: "mouseleave" + EVENT_KEY
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-    _proto.getTipElement = function getTipElement() {
-      this.tip = this.tip || $$$1(this.config.template)[0];
-      return this.tip;
     };
 
-    _proto.setContent = function setContent() {
-      var $tip = $$$1(this.getTipElement()); // We use append for html objects to maintain js events
+    var Popover =
+    /*#__PURE__*/
+    function (_Tooltip) {
+      _inheritsLoose(Popover, _Tooltip);
+
+      function Popover() {
+        return _Tooltip.apply(this, arguments) || this;
+      }
 
-      this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
+      var _proto = Popover.prototype;
 
-      var content = this._getContent();
+      // Overrides
+      _proto.isWithContent = function isWithContent() {
+        return this.getTitle() || this._getContent();
+      };
 
-      if (typeof content === 'function') {
-        content = content.call(this.element);
-      }
+      _proto.addAttachmentClass = function addAttachmentClass(attachment) {
+        $$$1(this.getTipElement()).addClass(CLASS_PREFIX + "-" + attachment);
+      };
 
-      this.setElementContent($tip.find(Selector.CONTENT), content);
-      $tip.removeClass(ClassName.FADE + " " + ClassName.SHOW);
-    }; // Private
+      _proto.getTipElement = function getTipElement() {
+        this.tip = this.tip || $$$1(this.config.template)[0];
+        return this.tip;
+      };
 
+      _proto.setContent = function setContent() {
+        var $tip = $$$1(this.getTipElement()); // We use append for html objects to maintain js events
 
-    _proto._getContent = function _getContent() {
-      return this.element.getAttribute('data-content') || this.config.content;
-    };
+        this.setElementContent($tip.find(Selector.TITLE), this.getTitle());
 
-    _proto._cleanTipClass = function _cleanTipClass() {
-      var $tip = $$$1(this.getTipElement());
-      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
+        var content = this._getContent();
 
-      if (tabClass !== null && tabClass.length > 0) {
-        $tip.removeClass(tabClass.join(''));
-      }
-    }; // Static
+        if (typeof content === 'function') {
+          content = content.call(this.element);
+        }
 
+        this.setElementContent($tip.find(Selector.CONTENT), content);
+        $tip.removeClass(ClassName.FADE + " " + ClassName.SHOW);
+      }; // Private
 
-    Popover._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
 
-        var _config = typeof config === 'object' ? config : null;
+      _proto._getContent = function _getContent() {
+        return this.element.getAttribute('data-content') || this.config.content;
+      };
 
-        if (!data && /destroy|hide/.test(config)) {
-          return;
-        }
+      _proto._cleanTipClass = function _cleanTipClass() {
+        var $tip = $$$1(this.getTipElement());
+        var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX);
 
-        if (!data) {
-          data = new Popover(this, _config);
-          $$$1(this).data(DATA_KEY, data);
+        if (tabClass !== null && tabClass.length > 0) {
+          $tip.removeClass(tabClass.join(''));
         }
+      }; // Static
+
+
+      Popover._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
+          var _config = typeof config === 'object' ? config : null;
+
+          if (!data && /destroy|hide/.test(config)) {
+            return;
           }
 
-          data[config]();
-        }
-      });
-    };
+          if (!data) {
+            data = new Popover(this, _config);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-    _createClass(Popover, null, [{
-      key: "VERSION",
-      // Getters
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }, {
-      key: "NAME",
-      get: function get() {
-        return NAME;
-      }
-    }, {
-      key: "DATA_KEY",
-      get: function get() {
-        return DATA_KEY;
-      }
-    }, {
-      key: "Event",
-      get: function get() {
-        return Event;
-      }
-    }, {
-      key: "EVENT_KEY",
-      get: function get() {
-        return EVENT_KEY;
-      }
-    }, {
-      key: "DefaultType",
-      get: function get() {
-        return DefaultType;
-      }
-    }]);
-    return Popover;
-  }(Tooltip);
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
+
+            data[config]();
+          }
+        });
+      };
 
+      _createClass(Popover, null, [{
+        key: "VERSION",
+        // Getters
+        get: function get() {
+          return VERSION;
+        }
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
+        }
+      }, {
+        key: "NAME",
+        get: function get() {
+          return NAME;
+        }
+      }, {
+        key: "DATA_KEY",
+        get: function get() {
+          return DATA_KEY;
+        }
+      }, {
+        key: "Event",
+        get: function get() {
+          return Event;
+        }
+      }, {
+        key: "EVENT_KEY",
+        get: function get() {
+          return EVENT_KEY;
+        }
+      }, {
+        key: "DefaultType",
+        get: function get() {
+          return DefaultType;
+        }
+      }]);
+
+      return Popover;
+    }(Tooltip);
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME] = Popover._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Popover;
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Popover._jQueryInterface;
-  };
+    $$$1.fn[NAME] = Popover._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Popover;
 
-  return Popover;
-}($);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Popover._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): scrollspy.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return Popover;
+  }($);
 
-var ScrollSpy = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): scrollspy.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'scrollspy';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.scrollspy';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var Default = {
-    offset: 10,
-    method: 'auto',
-    target: ''
-  };
-  var DefaultType = {
-    offset: 'number',
-    method: 'string',
-    target: '(string|element)'
-  };
-  var Event = {
-    ACTIVATE: "activate" + EVENT_KEY,
-    SCROLL: "scroll" + EVENT_KEY,
-    LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    DROPDOWN_ITEM: 'dropdown-item',
-    DROPDOWN_MENU: 'dropdown-menu',
-    ACTIVE: 'active'
-  };
-  var Selector = {
-    DATA_SPY: '[data-spy="scroll"]',
-    ACTIVE: '.active',
-    NAV_LIST_GROUP: '.nav, .list-group',
-    NAV_LINKS: '.nav-link',
-    NAV_ITEMS: '.nav-item',
-    LIST_ITEMS: '.list-group-item',
-    DROPDOWN: '.dropdown',
-    DROPDOWN_ITEMS: '.dropdown-item',
-    DROPDOWN_TOGGLE: '.dropdown-toggle'
-  };
-  var OffsetMethod = {
-    OFFSET: 'offset',
-    POSITION: 'position'
+
+  var ScrollSpy = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'scrollspy';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.scrollspy';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var Default = {
+      offset: 10,
+      method: 'auto',
+      target: ''
+    };
+    var DefaultType = {
+      offset: 'number',
+      method: 'string',
+      target: '(string|element)'
+    };
+    var Event = {
+      ACTIVATE: "activate" + EVENT_KEY,
+      SCROLL: "scroll" + EVENT_KEY,
+      LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY
+    };
+    var ClassName = {
+      DROPDOWN_ITEM: 'dropdown-item',
+      DROPDOWN_MENU: 'dropdown-menu',
+      ACTIVE: 'active'
+    };
+    var Selector = {
+      DATA_SPY: '[data-spy="scroll"]',
+      ACTIVE: '.active',
+      NAV_LIST_GROUP: '.nav, .list-group',
+      NAV_LINKS: '.nav-link',
+      NAV_ITEMS: '.nav-item',
+      LIST_ITEMS: '.list-group-item',
+      DROPDOWN: '.dropdown',
+      DROPDOWN_ITEMS: '.dropdown-item',
+      DROPDOWN_TOGGLE: '.dropdown-toggle'
+    };
+    var OffsetMethod = {
+      OFFSET: 'offset',
+      POSITION: 'position'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
-
-  var ScrollSpy =
-  /*#__PURE__*/
-  function () {
-    function ScrollSpy(element, config) {
-      var _this = this;
+    };
 
-      this._element = element;
-      this._scrollElement = element.tagName === 'BODY' ? window : element;
-      this._config = this._getConfig(config);
-      this._selector = this._config.target + " " + Selector.NAV_LINKS + "," + (this._config.target + " " + Selector.LIST_ITEMS + ",") + (this._config.target + " " + Selector.DROPDOWN_ITEMS);
-      this._offsets = [];
-      this._targets = [];
-      this._activeTarget = null;
-      this._scrollHeight = 0;
-      $$$1(this._scrollElement).on(Event.SCROLL, function (event) {
-        return _this._process(event);
-      });
-      this.refresh();
+    var ScrollSpy =
+    /*#__PURE__*/
+    function () {
+      function ScrollSpy(element, config) {
+        var _this = this;
+
+        this._element = element;
+        this._scrollElement = element.tagName === 'BODY' ? window : element;
+        this._config = this._getConfig(config);
+        this._selector = this._config.target + " " + Selector.NAV_LINKS + "," + (this._config.target + " " + Selector.LIST_ITEMS + ",") + (this._config.target + " " + Selector.DROPDOWN_ITEMS);
+        this._offsets = [];
+        this._targets = [];
+        this._activeTarget = null;
+        this._scrollHeight = 0;
+        $$$1(this._scrollElement).on(Event.SCROLL, function (event) {
+          return _this._process(event);
+        });
+        this.refresh();
 
-      this._process();
-    } // Getters
+        this._process();
+      } // Getters
 
 
-    var _proto = ScrollSpy.prototype;
+      var _proto = ScrollSpy.prototype;
 
-    // Public
-    _proto.refresh = function refresh() {
-      var _this2 = this;
+      // Public
+      _proto.refresh = function refresh() {
+        var _this2 = this;
 
-      var autoMethod = this._scrollElement === this._scrollElement.window ? OffsetMethod.OFFSET : OffsetMethod.POSITION;
-      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
-      var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
-      this._offsets = [];
-      this._targets = [];
-      this._scrollHeight = this._getScrollHeight();
-      var targets = $$$1.makeArray($$$1(this._selector));
-      targets.map(function (element) {
-        var target;
-        var targetSelector = Util.getSelectorFromElement(element);
+        var autoMethod = this._scrollElement === this._scrollElement.window ? OffsetMethod.OFFSET : OffsetMethod.POSITION;
+        var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
+        var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
+        this._offsets = [];
+        this._targets = [];
+        this._scrollHeight = this._getScrollHeight();
+        var targets = $$$1.makeArray($$$1(this._selector));
+        targets.map(function (element) {
+          var target;
+          var targetSelector = Util.getSelectorFromElement(element);
 
-        if (targetSelector) {
-          target = $$$1(targetSelector)[0];
-        }
+          if (targetSelector) {
+            target = $$$1(targetSelector)[0];
+          }
 
-        if (target) {
-          var targetBCR = target.getBoundingClientRect();
+          if (target) {
+            var targetBCR = target.getBoundingClientRect();
 
-          if (targetBCR.width || targetBCR.height) {
-            // TODO (fat): remove sketch reliance on jQuery position/offset
-            return [$$$1(target)[offsetMethod]().top + offsetBase, targetSelector];
+            if (targetBCR.width || targetBCR.height) {
+              // TODO (fat): remove sketch reliance on jQuery position/offset
+              return [$$$1(target)[offsetMethod]().top + offsetBase, targetSelector];
+            }
           }
-        }
 
-        return null;
-      }).filter(function (item) {
-        return item;
-      }).sort(function (a, b) {
-        return a[0] - b[0];
-      }).forEach(function (item) {
-        _this2._offsets.push(item[0]);
+          return null;
+        }).filter(function (item) {
+          return item;
+        }).sort(function (a, b) {
+          return a[0] - b[0];
+        }).forEach(function (item) {
+          _this2._offsets.push(item[0]);
 
-        _this2._targets.push(item[1]);
-      });
-    };
+          _this2._targets.push(item[1]);
+        });
+      };
+
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        $$$1(this._scrollElement).off(EVENT_KEY);
+        this._element = null;
+        this._scrollElement = null;
+        this._config = null;
+        this._selector = null;
+        this._offsets = null;
+        this._targets = null;
+        this._activeTarget = null;
+        this._scrollHeight = null;
+      }; // Private
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      $$$1(this._scrollElement).off(EVENT_KEY);
-      this._element = null;
-      this._scrollElement = null;
-      this._config = null;
-      this._selector = null;
-      this._offsets = null;
-      this._targets = null;
-      this._activeTarget = null;
-      this._scrollHeight = null;
-    }; // Private
 
+      _proto._getConfig = function _getConfig(config) {
+        config = _objectSpread({}, Default, config);
 
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, config);
+        if (typeof config.target !== 'string') {
+          var id = $$$1(config.target).attr('id');
 
-      if (typeof config.target !== 'string') {
-        var id = $$$1(config.target).attr('id');
+          if (!id) {
+            id = Util.getUID(NAME);
+            $$$1(config.target).attr('id', id);
+          }
 
-        if (!id) {
-          id = Util.getUID(NAME);
-          $$$1(config.target).attr('id', id);
+          config.target = "#" + id;
         }
 
-        config.target = "#" + id;
-      }
+        Util.typeCheckConfig(NAME, config, DefaultType);
+        return config;
+      };
 
-      Util.typeCheckConfig(NAME, config, DefaultType);
-      return config;
-    };
+      _proto._getScrollTop = function _getScrollTop() {
+        return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
+      };
 
-    _proto._getScrollTop = function _getScrollTop() {
-      return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
-    };
+      _proto._getScrollHeight = function _getScrollHeight() {
+        return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
+      };
 
-    _proto._getScrollHeight = function _getScrollHeight() {
-      return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
-    };
+      _proto._getOffsetHeight = function _getOffsetHeight() {
+        return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
+      };
 
-    _proto._getOffsetHeight = function _getOffsetHeight() {
-      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
-    };
+      _proto._process = function _process() {
+        var scrollTop = this._getScrollTop() + this._config.offset;
 
-    _proto._process = function _process() {
-      var scrollTop = this._getScrollTop() + this._config.offset;
+        var scrollHeight = this._getScrollHeight();
 
-      var scrollHeight = this._getScrollHeight();
+        var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
 
-      var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
+        if (this._scrollHeight !== scrollHeight) {
+          this.refresh();
+        }
 
-      if (this._scrollHeight !== scrollHeight) {
-        this.refresh();
-      }
+        if (scrollTop >= maxScroll) {
+          var target = this._targets[this._targets.length - 1];
 
-      if (scrollTop >= maxScroll) {
-        var target = this._targets[this._targets.length - 1];
+          if (this._activeTarget !== target) {
+            this._activate(target);
+          }
 
-        if (this._activeTarget !== target) {
-          this._activate(target);
+          return;
         }
 
-        return;
-      }
+        if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
+          this._activeTarget = null;
 
-      if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
-        this._activeTarget = null;
-
-        this._clear();
+          this._clear();
 
-        return;
-      }
+          return;
+        }
 
-      for (var i = this._offsets.length; i--;) {
-        var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
+        for (var i = this._offsets.length; i--;) {
+          var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
 
-        if (isActiveTarget) {
-          this._activate(this._targets[i]);
+          if (isActiveTarget) {
+            this._activate(this._targets[i]);
+          }
         }
-      }
-    };
+      };
 
-    _proto._activate = function _activate(target) {
-      this._activeTarget = target;
+      _proto._activate = function _activate(target) {
+        this._activeTarget = target;
 
-      this._clear();
+        this._clear();
 
-      var queries = this._selector.split(','); // eslint-disable-next-line arrow-body-style
+        var queries = this._selector.split(','); // eslint-disable-next-line arrow-body-style
 
 
-      queries = queries.map(function (selector) {
-        return selector + "[data-target=\"" + target + "\"]," + (selector + "[href=\"" + target + "\"]");
-      });
-      var $link = $$$1(queries.join(','));
+        queries = queries.map(function (selector) {
+          return selector + "[data-target=\"" + target + "\"]," + (selector + "[href=\"" + target + "\"]");
+        });
+        var $link = $$$1(queries.join(','));
 
-      if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
-        $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
-        $link.addClass(ClassName.ACTIVE);
-      } else {
-        // Set triggered link as active
-        $link.addClass(ClassName.ACTIVE); // Set triggered links parents as active
-        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+        if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
+          $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
+          $link.addClass(ClassName.ACTIVE);
+        } else {
+          // Set triggered link as active
+          $link.addClass(ClassName.ACTIVE); // Set triggered links parents as active
+          // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
 
-        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ", " + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE); // Handle special case when .nav-link is inside .nav-item
+          $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ", " + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE); // Handle special case when .nav-link is inside .nav-item
 
-        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_ITEMS).children(Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
-      }
+          $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_ITEMS).children(Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
+        }
 
-      $$$1(this._scrollElement).trigger(Event.ACTIVATE, {
-        relatedTarget: target
-      });
-    };
+        $$$1(this._scrollElement).trigger(Event.ACTIVATE, {
+          relatedTarget: target
+        });
+      };
 
-    _proto._clear = function _clear() {
-      $$$1(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
-    }; // Static
+      _proto._clear = function _clear() {
+        $$$1(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+      }; // Static
 
 
-    ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $$$1(this).data(DATA_KEY);
+      ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var data = $$$1(this).data(DATA_KEY);
 
-        var _config = typeof config === 'object' && config;
+          var _config = typeof config === 'object' && config;
 
-        if (!data) {
-          data = new ScrollSpy(this, _config);
-          $$$1(this).data(DATA_KEY, data);
-        }
+          if (!data) {
+            data = new ScrollSpy(this, _config);
+            $$$1(this).data(DATA_KEY, data);
+          }
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
+
+            data[config]();
           }
+        });
+      };
 
-          data[config]();
+      _createClass(ScrollSpy, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
         }
-      });
-    };
-
-    _createClass(ScrollSpy, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }]);
-    return ScrollSpy;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      }, {
+        key: "Default",
+        get: function get() {
+          return Default;
+        }
+      }]);
 
+      return ScrollSpy;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1(window).on(Event.LOAD_DATA_API, function () {
-    var scrollSpys = $$$1.makeArray($$$1(Selector.DATA_SPY));
 
-    for (var i = scrollSpys.length; i--;) {
-      var $spy = $$$1(scrollSpys[i]);
+    $$$1(window).on(Event.LOAD_DATA_API, function () {
+      var scrollSpys = $$$1.makeArray($$$1(Selector.DATA_SPY));
 
-      ScrollSpy._jQueryInterface.call($spy, $spy.data());
-    }
-  });
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+      for (var i = scrollSpys.length; i--;) {
+        var $spy = $$$1(scrollSpys[i]);
 
-  $$$1.fn[NAME] = ScrollSpy._jQueryInterface;
-  $$$1.fn[NAME].Constructor = ScrollSpy;
+        ScrollSpy._jQueryInterface.call($spy, $spy.data());
+      }
+    });
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return ScrollSpy._jQueryInterface;
-  };
+    $$$1.fn[NAME] = ScrollSpy._jQueryInterface;
+    $$$1.fn[NAME].Constructor = ScrollSpy;
 
-  return ScrollSpy;
-}($);
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return ScrollSpy._jQueryInterface;
+    };
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0): tab.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+    return ScrollSpy;
+  }($);
 
-var Tab = function ($$$1) {
   /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.1.0): tab.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
    */
-  var NAME = 'tab';
-  var VERSION = '4.0.0';
-  var DATA_KEY = 'bs.tab';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
-  var TRANSITION_DURATION = 150;
-  var Event = {
-    HIDE: "hide" + EVENT_KEY,
-    HIDDEN: "hidden" + EVENT_KEY,
-    SHOW: "show" + EVENT_KEY,
-    SHOWN: "shown" + EVENT_KEY,
-    CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
-  };
-  var ClassName = {
-    DROPDOWN_MENU: 'dropdown-menu',
-    ACTIVE: 'active',
-    DISABLED: 'disabled',
-    FADE: 'fade',
-    SHOW: 'show'
-  };
-  var Selector = {
-    DROPDOWN: '.dropdown',
-    NAV_LIST_GROUP: '.nav, .list-group',
-    ACTIVE: '.active',
-    ACTIVE_UL: '> li > .active',
-    DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
-    DROPDOWN_TOGGLE: '.dropdown-toggle',
-    DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
+
+  var Tab = function ($$$1) {
     /**
      * ------------------------------------------------------------------------
-     * Class Definition
+     * Constants
      * ------------------------------------------------------------------------
      */
+    var NAME = 'tab';
+    var VERSION = '4.1.0';
+    var DATA_KEY = 'bs.tab';
+    var EVENT_KEY = "." + DATA_KEY;
+    var DATA_API_KEY = '.data-api';
+    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+    var Event = {
+      HIDE: "hide" + EVENT_KEY,
+      HIDDEN: "hidden" + EVENT_KEY,
+      SHOW: "show" + EVENT_KEY,
+      SHOWN: "shown" + EVENT_KEY,
+      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
+    };
+    var ClassName = {
+      DROPDOWN_MENU: 'dropdown-menu',
+      ACTIVE: 'active',
+      DISABLED: 'disabled',
+      FADE: 'fade',
+      SHOW: 'show'
+    };
+    var Selector = {
+      DROPDOWN: '.dropdown',
+      NAV_LIST_GROUP: '.nav, .list-group',
+      ACTIVE: '.active',
+      ACTIVE_UL: '> li > .active',
+      DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
+      DROPDOWN_TOGGLE: '.dropdown-toggle',
+      DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
+      /**
+       * ------------------------------------------------------------------------
+       * Class Definition
+       * ------------------------------------------------------------------------
+       */
 
-  };
+    };
 
-  var Tab =
-  /*#__PURE__*/
-  function () {
-    function Tab(element) {
-      this._element = element;
-    } // Getters
+    var Tab =
+    /*#__PURE__*/
+    function () {
+      function Tab(element) {
+        this._element = element;
+      } // Getters
 
 
-    var _proto = Tab.prototype;
+      var _proto = Tab.prototype;
 
-    // Public
-    _proto.show = function show() {
-      var _this = this;
+      // Public
+      _proto.show = function show() {
+        var _this = this;
 
-      if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $$$1(this._element).hasClass(ClassName.ACTIVE) || $$$1(this._element).hasClass(ClassName.DISABLED)) {
-        return;
-      }
+        if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $$$1(this._element).hasClass(ClassName.ACTIVE) || $$$1(this._element).hasClass(ClassName.DISABLED)) {
+          return;
+        }
 
-      var target;
-      var previous;
-      var listElement = $$$1(this._element).closest(Selector.NAV_LIST_GROUP)[0];
-      var selector = Util.getSelectorFromElement(this._element);
-
-      if (listElement) {
-        var itemSelector = listElement.nodeName === 'UL' ? Selector.ACTIVE_UL : Selector.ACTIVE;
-        previous = $$$1.makeArray($$$1(listElement).find(itemSelector));
-        previous = previous[previous.length - 1];
-      }
+        var target;
+        var previous;
+        var listElement = $$$1(this._element).closest(Selector.NAV_LIST_GROUP)[0];
+        var selector = Util.getSelectorFromElement(this._element);
+
+        if (listElement) {
+          var itemSelector = listElement.nodeName === 'UL' ? Selector.ACTIVE_UL : Selector.ACTIVE;
+          previous = $$$1.makeArray($$$1(listElement).find(itemSelector));
+          previous = previous[previous.length - 1];
+        }
 
-      var hideEvent = $$$1.Event(Event.HIDE, {
-        relatedTarget: this._element
-      });
-      var showEvent = $$$1.Event(Event.SHOW, {
-        relatedTarget: previous
-      });
+        var hideEvent = $$$1.Event(Event.HIDE, {
+          relatedTarget: this._element
+        });
+        var showEvent = $$$1.Event(Event.SHOW, {
+          relatedTarget: previous
+        });
 
-      if (previous) {
-        $$$1(previous).trigger(hideEvent);
-      }
+        if (previous) {
+          $$$1(previous).trigger(hideEvent);
+        }
 
-      $$$1(this._element).trigger(showEvent);
+        $$$1(this._element).trigger(showEvent);
 
-      if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
-        return;
-      }
+        if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
+          return;
+        }
 
-      if (selector) {
-        target = $$$1(selector)[0];
-      }
+        if (selector) {
+          target = $$$1(selector)[0];
+        }
 
-      this._activate(this._element, listElement);
+        this._activate(this._element, listElement);
 
-      var complete = function complete() {
-        var hiddenEvent = $$$1.Event(Event.HIDDEN, {
-          relatedTarget: _this._element
-        });
-        var shownEvent = $$$1.Event(Event.SHOWN, {
-          relatedTarget: previous
-        });
-        $$$1(previous).trigger(hiddenEvent);
-        $$$1(_this._element).trigger(shownEvent);
+        var complete = function complete() {
+          var hiddenEvent = $$$1.Event(Event.HIDDEN, {
+            relatedTarget: _this._element
+          });
+          var shownEvent = $$$1.Event(Event.SHOWN, {
+            relatedTarget: previous
+          });
+          $$$1(previous).trigger(hiddenEvent);
+          $$$1(_this._element).trigger(shownEvent);
+        };
+
+        if (target) {
+          this._activate(target, target.parentNode, complete);
+        } else {
+          complete();
+        }
       };
 
-      if (target) {
-        this._activate(target, target.parentNode, complete);
-      } else {
-        complete();
-      }
-    };
+      _proto.dispose = function dispose() {
+        $$$1.removeData(this._element, DATA_KEY);
+        this._element = null;
+      }; // Private
 
-    _proto.dispose = function dispose() {
-      $$$1.removeData(this._element, DATA_KEY);
-      this._element = null;
-    }; // Private
 
+      _proto._activate = function _activate(element, container, callback) {
+        var _this2 = this;
 
-    _proto._activate = function _activate(element, container, callback) {
-      var _this2 = this;
+        var activeElements;
 
-      var activeElements;
+        if (container.nodeName === 'UL') {
+          activeElements = $$$1(container).find(Selector.ACTIVE_UL);
+        } else {
+          activeElements = $$$1(container).children(Selector.ACTIVE);
+        }
 
-      if (container.nodeName === 'UL') {
-        activeElements = $$$1(container).find(Selector.ACTIVE_UL);
-      } else {
-        activeElements = $$$1(container).children(Selector.ACTIVE);
-      }
+        var active = activeElements[0];
+        var isTransitioning = callback && active && $$$1(active).hasClass(ClassName.FADE);
 
-      var active = activeElements[0];
-      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $$$1(active).hasClass(ClassName.FADE);
+        var complete = function complete() {
+          return _this2._transitionComplete(element, active, callback);
+        };
 
-      var complete = function complete() {
-        return _this2._transitionComplete(element, active, callback);
+        if (active && isTransitioning) {
+          var transitionDuration = Util.getTransitionDurationFromElement(active);
+          $$$1(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
+        } else {
+          complete();
+        }
       };
 
-      if (active && isTransitioning) {
-        $$$1(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION);
-      } else {
-        complete();
-      }
-    };
+      _proto._transitionComplete = function _transitionComplete(element, active, callback) {
+        if (active) {
+          $$$1(active).removeClass(ClassName.SHOW + " " + ClassName.ACTIVE);
+          var dropdownChild = $$$1(active.parentNode).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];
 
-    _proto._transitionComplete = function _transitionComplete(element, active, callback) {
-      if (active) {
-        $$$1(active).removeClass(ClassName.SHOW + " " + ClassName.ACTIVE);
-        var dropdownChild = $$$1(active.parentNode).find(Selector.DROPDOWN_ACTIVE_CHILD)[0];
+          if (dropdownChild) {
+            $$$1(dropdownChild).removeClass(ClassName.ACTIVE);
+          }
 
-        if (dropdownChild) {
-          $$$1(dropdownChild).removeClass(ClassName.ACTIVE);
+          if (active.getAttribute('role') === 'tab') {
+            active.setAttribute('aria-selected', false);
+          }
         }
 
-        if (active.getAttribute('role') === 'tab') {
-          active.setAttribute('aria-selected', false);
-        }
-      }
+        $$$1(element).addClass(ClassName.ACTIVE);
 
-      $$$1(element).addClass(ClassName.ACTIVE);
+        if (element.getAttribute('role') === 'tab') {
+          element.setAttribute('aria-selected', true);
+        }
 
-      if (element.getAttribute('role') === 'tab') {
-        element.setAttribute('aria-selected', true);
-      }
+        Util.reflow(element);
+        $$$1(element).addClass(ClassName.SHOW);
 
-      Util.reflow(element);
-      $$$1(element).addClass(ClassName.SHOW);
+        if (element.parentNode && $$$1(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
+          var dropdownElement = $$$1(element).closest(Selector.DROPDOWN)[0];
 
-      if (element.parentNode && $$$1(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
-        var dropdownElement = $$$1(element).closest(Selector.DROPDOWN)[0];
+          if (dropdownElement) {
+            $$$1(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
+          }
 
-        if (dropdownElement) {
-          $$$1(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
+          element.setAttribute('aria-expanded', true);
         }
 
-        element.setAttribute('aria-expanded', true);
-      }
+        if (callback) {
+          callback();
+        }
+      }; // Static
 
-      if (callback) {
-        callback();
-      }
-    }; // Static
 
+      Tab._jQueryInterface = function _jQueryInterface(config) {
+        return this.each(function () {
+          var $this = $$$1(this);
+          var data = $this.data(DATA_KEY);
 
-    Tab._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var $this = $$$1(this);
-        var data = $this.data(DATA_KEY);
+          if (!data) {
+            data = new Tab(this);
+            $this.data(DATA_KEY, data);
+          }
 
-        if (!data) {
-          data = new Tab(this);
-          $this.data(DATA_KEY, data);
-        }
+          if (typeof config === 'string') {
+            if (typeof data[config] === 'undefined') {
+              throw new TypeError("No method named \"" + config + "\"");
+            }
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
+            data[config]();
           }
+        });
+      };
 
-          data[config]();
+      _createClass(Tab, null, [{
+        key: "VERSION",
+        get: function get() {
+          return VERSION;
         }
-      });
-    };
+      }]);
 
-    _createClass(Tab, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-    return Tab;
-  }();
-  /**
-   * ------------------------------------------------------------------------
-   * Data Api implementation
-   * ------------------------------------------------------------------------
-   */
+      return Tab;
+    }();
+    /**
+     * ------------------------------------------------------------------------
+     * Data Api implementation
+     * ------------------------------------------------------------------------
+     */
 
 
-  $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
-    event.preventDefault();
+    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+      event.preventDefault();
 
-    Tab._jQueryInterface.call($$$1(this), 'show');
-  });
-  /**
-   * ------------------------------------------------------------------------
-   * jQuery
-   * ------------------------------------------------------------------------
-   */
+      Tab._jQueryInterface.call($$$1(this), 'show');
+    });
+    /**
+     * ------------------------------------------------------------------------
+     * jQuery
+     * ------------------------------------------------------------------------
+     */
 
-  $$$1.fn[NAME] = Tab._jQueryInterface;
-  $$$1.fn[NAME].Constructor = Tab;
+    $$$1.fn[NAME] = Tab._jQueryInterface;
+    $$$1.fn[NAME].Constructor = Tab;
 
-  $$$1.fn[NAME].noConflict = function () {
-    $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
-    return Tab._jQueryInterface;
-  };
+    $$$1.fn[NAME].noConflict = function () {
+      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+      return Tab._jQueryInterface;
+    };
 
-  return Tab;
-}($);
+    return Tab;
+  }($);
 
-/**
- * --------------------------------------------------------------------------
- * Bootstrap (v4.0.0-alpha.6): index.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * --------------------------------------------------------------------------
- */
+  /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v4.0.0): index.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+   * --------------------------------------------------------------------------
+   */
 
-(function ($$$1) {
-  if (typeof $$$1 === 'undefined') {
-    throw new TypeError('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.');
-  }
+  (function ($$$1) {
+    if (typeof $$$1 === 'undefined') {
+      throw new TypeError('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.');
+    }
 
-  var version = $$$1.fn.jquery.split(' ')[0].split('.');
-  var minMajor = 1;
-  var ltMajor = 2;
-  var minMinor = 9;
-  var minPatch = 1;
-  var maxMajor = 4;
+    var version = $$$1.fn.jquery.split(' ')[0].split('.');
+    var minMajor = 1;
+    var ltMajor = 2;
+    var minMinor = 9;
+    var minPatch = 1;
+    var maxMajor = 4;
 
-  if (version[0] < ltMajor && version[1] < minMinor || version[0] === minMajor && version[1] === minMinor && version[2] < minPatch || version[0] >= maxMajor) {
-    throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0');
-  }
-})($);
-
-exports.Util = Util;
-exports.Alert = Alert;
-exports.Button = Button;
-exports.Carousel = Carousel;
-exports.Collapse = Collapse;
-exports.Dropdown = Dropdown;
-exports.Modal = Modal;
-exports.Popover = Popover;
-exports.Scrollspy = ScrollSpy;
-exports.Tab = Tab;
-exports.Tooltip = Tooltip;
-
-Object.defineProperty(exports, '__esModule', { value: true });
+    if (version[0] < ltMajor && version[1] < minMinor || version[0] === minMajor && version[1] === minMinor && version[2] < minPatch || version[0] >= maxMajor) {
+      throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0');
+    }
+  })($);
+
+  exports.Util = Util;
+  exports.Alert = Alert;
+  exports.Button = Button;
+  exports.Carousel = Carousel;
+  exports.Collapse = Collapse;
+  exports.Dropdown = Dropdown;
+  exports.Modal = Modal;
+  exports.Popover = Popover;
+  exports.Scrollspy = ScrollSpy;
+  exports.Tab = Tab;
+  exports.Tooltip = Tooltip;
+
+  Object.defineProperty(exports, '__esModule', { value: true });
 
 })));
 //# sourceMappingURL=bootstrap.bundle.js.map