Merge branch 'master' of https://github.com/redmatrix/hubzilla into master_merge

5 files changed, 906 insertions, 358 deletions

diff --git a/library/moment/CHANGELOG.md b/library/moment/CHANGELOG.md
index 7da0b1fc0..cc0e7f571 100644
--- a/library/moment/CHANGELOG.md
+++ b/library/moment/CHANGELOG.md
@@ -1,6 +1,61 @@
 Changelog
 =========
 
+### 2.12.0 [See full changelog](https://gist.github.com/ichernev/6e5bfdf8d6522fc4ac73)
+
+## Enhancements:
+* [#2932](https://github.com/moment/moment/pull/2932) List loaded locales
+* [#2818](https://github.com/moment/moment/pull/2818) Parse ISO-8061 duration containing both day and week values
+* [#2774](https://github.com/moment/moment/pull/2774) Implement locale inheritance and locale updating
+
+## Bugfixes:
+* [#2970](https://github.com/moment/moment/pull/2970) change add subtract to handle decimal values by rounding
+* [#2887](https://github.com/moment/moment/pull/2887) Fix toJSON casting of invalid moment
+* [#2897](https://github.com/moment/moment/pull/2897) parse string arguments for month() correctly, closes #2884
+* [#2946](https://github.com/moment/moment/pull/2946) Fix usage suggestions for min and max
+
+## New locales:
+* [#2917](https://github.com/moment/moment/pull/2917) Locale Punjabi(Gurmukhi) India format conversion
+
+And more
+
+### 2.11.2 (Fix ReDoS attack vector)
+
+* [#2939](https://github.com/moment/moment/pull/2939) use full-string match to speed up aspnet regex match
+
+### 2.11.1 [See full changelog](https://gist.github.com/ichernev/8ec3ee25b749b4cff3c2)
+
+## Bugfixes:
+* [#2881](https://github.com/moment/moment/pull/2881) Revert "Merge pull request #2746 from mbad0la:develop" Sep->Sept
+* [#2868](https://github.com/moment/moment/pull/2868) Add format and parse token Y, so it actually works
+* [#2865](https://github.com/moment/moment/pull/2865) Use typeof checks for undefined for global variables
+* [#2858](https://github.com/moment/moment/pull/2858) Fix Date mocking regression introduced in 2.11.0
+* [#2864](https://github.com/moment/moment/pull/2864) Include changelog in npm release
+* [#2830](https://github.com/moment/moment/pull/2830) dep: add grunt-cli
+* [#2869](https://github.com/moment/moment/pull/2869) Fix months parsing for some locales
+
+### 2.11.0 [See full changelog](https://gist.github.com/ichernev/6594bc29719dde6b2f66)
+
+* [#2624](https://github.com/moment/moment/pull/2624) Proper handling of invalid moments
+* [#2634](https://github.com/moment/moment/pull/2634) Fix strict month parsing issue in cs,ru,sk
+* [#2735](https://github.com/moment/moment/pull/2735) Reset the locale back to 'en' after defining all locales in min/locales.js
+* [#2702](https://github.com/moment/moment/pull/2702) Week rework
+* [#2746](https://github.com/moment/moment/pull/2746) Changed September Abbreviation to "Sept" in locale-specific english
+  files and default locale file
+* [#2646](https://github.com/moment/moment/pull/2646) Fix [#2645](https://github.com/moment/moment/pull/2645) - invalid dates pre-1970
+
+* [#2641](https://github.com/moment/moment/pull/2641) Implement basic format and comma as ms separator in ISO 8601
+* [#2665](https://github.com/moment/moment/pull/2665) Implement stricter weekday parsing
+* [#2700](https://github.com/moment/moment/pull/2700) Add [Hh]mm and [Hh]mmss formatting tokens, so you can parse 123 with
+  hmm for example
+* [#2565](https://github.com/moment/moment/pull/2565) [#2835](https://github.com/moment/moment/pull/2835) Expose arguments used for moment creation with creationData
+  (fix [#2443](https://github.com/moment/moment/pull/2443))
+* [#2648](https://github.com/moment/moment/pull/2648) fix issue [#2640](https://github.com/moment/moment/pull/2640): support instanceof operator
+* [#2709](https://github.com/moment/moment/pull/2709) Add isSameOrAfter and isSameOrBefore comparison methods
+* [#2721](https://github.com/moment/moment/pull/2721) Fix moment creation from object with strings values
+* [#2740](https://github.com/moment/moment/pull/2740) Enable 'd hh:mm:ss.sss' format for durations
+* [#2766](https://github.com/moment/moment/pull/2766) [#2833](https://github.com/moment/moment/pull/2833) Alternate Clock Source Support
+
 ### 2.10.6
 
 [#2515](https://github.com/moment/moment/pull/2515) Fix regression introduced
@@ -44,7 +99,7 @@ languages:
 * [2097](https://github.com/moment/moment/issues/2097) add ar-tn locale
 
 deprecations:
-* [2074](https://github.com/moment/moment/issues/2074) Implement `moment.fn.utcOffset`, deprecate `momen.fn.zone`
+* [2074](https://github.com/moment/moment/issues/2074) Implement `moment.fn.utcOffset`, deprecate `moment.fn.zone`
 
 features:
 * [2088](https://github.com/moment/moment/issues/2088) add moment.fn.isBetween
@@ -271,7 +326,7 @@ Bugfix: Fixed parsing of first century dates
 
 Bugfix: Parsing 10Sep2001 should work as expected
 
-Bugfix: Fixed wierdness with `moment.utc()` parsing.
+Bugfix: Fixed weirdness with `moment.utc()` parsing.
 
 Changed language ordinal method to return the number + ordinal instead of just the ordinal.
 
diff --git a/library/moment/LICENSE b/library/moment/LICENSE
index 34f5b3707..9ee537448 100644
--- a/library/moment/LICENSE
+++ b/library/moment/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2011-2015 Tim Wood, Iskren Chernev, Moment.js contributors
+Copyright (c) 2011-2016 Tim Wood, Iskren Chernev, Moment.js contributors
 
 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation
diff --git a/library/moment/README.md b/library/moment/README.md
index d59f056e5..6193e5eb8 100644
--- a/library/moment/README.md
+++ b/library/moment/README.md
@@ -1,18 +1,18 @@
 [![Join the chat at https://gitter.im/moment/moment](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/moment/moment?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 [![NPM version][npm-version-image]][npm-url] [![NPM downloads][npm-downloads-image]][npm-url] [![MIT License][license-image]][license-url] [![Build Status][travis-image]][travis-url]
-[![Coverage Status](https://coveralls.io/repos/moment/moment/badge.svg?branch=master)](https://coveralls.io/r/moment/moment?branch=master)
+[![Coverage Status](https://coveralls.io/repos/moment/moment/badge.svg?branch=develop)](https://coveralls.io/r/moment/moment?branch=develop)
 
 A lightweight JavaScript date library for parsing, validating, manipulating, and formatting dates.
 
 ## [Documentation](http://momentjs.com/docs/)
 
-## Port to ES6 (version 2.10.0)
+## Port to ECMAScript 6 (version 2.10.0)
 
 Moment 2.10.0 does not bring any new features, but the code is now written in
-es6 modules and placed inside `src/`. Previously `moment.js`, `locale/*.js` and
+ECMAScript 6 modules and placed inside `src/`. Previously `moment.js`, `locale/*.js` and
 `test/moment/*.js`, `test/locale/*.js` contained the source of the project. Now
-the source is in `src/`, temporary build (es5) files are placed under
+the source is in `src/`, temporary build (ECMAScript 5) files are placed under
 `build/umd/` (for running tests during development), and the `moment.js` and
 `locale/*.js` files are updated only on release.
 
diff --git a/library/moment/moment.js b/library/moment/moment.js
index 23cd3ede1..b5f0b3644 100644
--- a/library/moment/moment.js
+++ b/library/moment/moment.js
@@ -1,10 +1,10 @@
 //! moment.js
-//! version : 2.10.6
+//! version : 2.12.0
 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors
 //! license : MIT
 //! momentjs.com
 
-(function (global, factory) {
+;(function (global, factory) {
     typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
     typeof define === 'function' && define.amd ? define(factory) :
     global.moment = factory()
@@ -23,7 +23,7 @@
     }
 
     function isArray(input) {
-        return Object.prototype.toString.call(input) === '[object Array]';
+        return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]';
     }
 
     function isDate(input) {
@@ -121,39 +121,45 @@
         return m;
     }
 
+    function isUndefined(input) {
+        return input === void 0;
+    }
+
+    // Plugins that add properties should also add the key here (null value),
+    // so we can properly clone ourselves.
     var momentProperties = utils_hooks__hooks.momentProperties = [];
 
     function copyConfig(to, from) {
         var i, prop, val;
 
-        if (typeof from._isAMomentObject !== 'undefined') {
+        if (!isUndefined(from._isAMomentObject)) {
             to._isAMomentObject = from._isAMomentObject;
         }
-        if (typeof from._i !== 'undefined') {
+        if (!isUndefined(from._i)) {
             to._i = from._i;
         }
-        if (typeof from._f !== 'undefined') {
+        if (!isUndefined(from._f)) {
             to._f = from._f;
         }
-        if (typeof from._l !== 'undefined') {
+        if (!isUndefined(from._l)) {
             to._l = from._l;
         }
-        if (typeof from._strict !== 'undefined') {
+        if (!isUndefined(from._strict)) {
             to._strict = from._strict;
         }
-        if (typeof from._tzm !== 'undefined') {
+        if (!isUndefined(from._tzm)) {
             to._tzm = from._tzm;
         }
-        if (typeof from._isUTC !== 'undefined') {
+        if (!isUndefined(from._isUTC)) {
             to._isUTC = from._isUTC;
         }
-        if (typeof from._offset !== 'undefined') {
+        if (!isUndefined(from._offset)) {
             to._offset = from._offset;
         }
-        if (typeof from._pf !== 'undefined') {
+        if (!isUndefined(from._pf)) {
             to._pf = getParsingFlags(from);
         }
-        if (typeof from._locale !== 'undefined') {
+        if (!isUndefined(from._locale)) {
             to._locale = from._locale;
         }
 
@@ -161,7 +167,7 @@
             for (i in momentProperties) {
                 prop = momentProperties[i];
                 val = from[prop];
-                if (typeof val !== 'undefined') {
+                if (!isUndefined(val)) {
                     to[prop] = val;
                 }
             }
@@ -208,6 +214,7 @@
         return value;
     }
 
+    // compare two arrays, return the number of differences
     function compareArrays(array1, array2, dontConvert) {
         var len = Math.min(array1.length, array2.length),
             lengthDiff = Math.abs(array1.length - array2.length),
@@ -222,9 +229,85 @@
         return diffs + lengthDiff;
     }
 
-    function Locale() {
+    function warn(msg) {
+        if (utils_hooks__hooks.suppressDeprecationWarnings === false &&
+                (typeof console !==  'undefined') && console.warn) {
+            console.warn('Deprecation warning: ' + msg);
+        }
+    }
+
+    function deprecate(msg, fn) {
+        var firstTime = true;
+
+        return extend(function () {
+            if (firstTime) {
+                warn(msg + '\nArguments: ' + Array.prototype.slice.call(arguments).join(', ') + '\n' + (new Error()).stack);
+                firstTime = false;
+            }
+            return fn.apply(this, arguments);
+        }, fn);
+    }
+
+    var deprecations = {};
+
+    function deprecateSimple(name, msg) {
+        if (!deprecations[name]) {
+            warn(msg);
+            deprecations[name] = true;
+        }
+    }
+
+    utils_hooks__hooks.suppressDeprecationWarnings = false;
+
+    function isFunction(input) {
+        return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';
+    }
+
+    function isObject(input) {
+        return Object.prototype.toString.call(input) === '[object Object]';
+    }
+
+    function locale_set__set (config) {
+        var prop, i;
+        for (i in config) {
+            prop = config[i];
+            if (isFunction(prop)) {
+                this[i] = prop;
+            } else {
+                this['_' + i] = prop;
+            }
+        }
+        this._config = config;
+        // Lenient ordinal parsing accepts just a number in addition to
+        // number + (possibly) stuff coming from _ordinalParseLenient.
+        this._ordinalParseLenient = new RegExp(this._ordinalParse.source + '|' + (/\d{1,2}/).source);
+    }
+
+    function mergeConfigs(parentConfig, childConfig) {
+        var res = extend({}, parentConfig), prop;
+        for (prop in childConfig) {
+            if (hasOwnProp(childConfig, prop)) {
+                if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {
+                    res[prop] = {};
+                    extend(res[prop], parentConfig[prop]);
+                    extend(res[prop], childConfig[prop]);
+                } else if (childConfig[prop] != null) {
+                    res[prop] = childConfig[prop];
+                } else {
+                    delete res[prop];
+                }
+            }
+        }
+        return res;
+    }
+
+    function Locale(config) {
+        if (config != null) {
+            this.set(config);
+        }
     }
 
+    // internal storage for locale config files
     var locales = {};
     var globalLocale;
 
@@ -262,7 +345,7 @@
     function loadLocale(name) {
         var oldLocale = null;
         // TODO: Find a better way to register and load all the locales in Node
-        if (!locales[name] && typeof module !== 'undefined' &&
+        if (!locales[name] && (typeof module !== 'undefined') &&
                 module && module.exports) {
             try {
                 oldLocale = globalLocale._abbr;
@@ -281,7 +364,7 @@
     function locale_locales__getSetGlobalLocale (key, values) {
         var data;
         if (key) {
-            if (typeof values === 'undefined') {
+            if (isUndefined(values)) {
                 data = locale_locales__getLocale(key);
             }
             else {
@@ -297,11 +380,25 @@
         return globalLocale._abbr;
     }
 
-    function defineLocale (name, values) {
-        if (values !== null) {
-            values.abbr = name;
-            locales[name] = locales[name] || new Locale();
-            locales[name].set(values);
+    function defineLocale (name, config) {
+        if (config !== null) {
+            config.abbr = name;
+            if (locales[name] != null) {
+                deprecateSimple('defineLocaleOverride',
+                        'use moment.updateLocale(localeName, config) to change ' +
+                        'an existing locale. moment.defineLocale(localeName, ' +
+                        'config) should only be used for creating a new locale');
+                config = mergeConfigs(locales[name]._config, config);
+            } else if (config.parentLocale != null) {
+                if (locales[config.parentLocale] != null) {
+                    config = mergeConfigs(locales[config.parentLocale]._config, config);
+                } else {
+                    // treat as if there is no base config
+                    deprecateSimple('parentLocaleUndefined',
+                            'specified parentLocale is not defined yet');
+                }
+            }
+            locales[name] = new Locale(config);
 
             // backwards compat for now: also set the locale
             locale_locales__getSetGlobalLocale(name);
@@ -314,6 +411,31 @@
         }
     }
 
+    function updateLocale(name, config) {
+        if (config != null) {
+            var locale;
+            if (locales[name] != null) {
+                config = mergeConfigs(locales[name]._config, config);
+            }
+            locale = new Locale(config);
+            locale.parentLocale = locales[name];
+            locales[name] = locale;
+
+            // backwards compat for now: also set the locale
+            locale_locales__getSetGlobalLocale(name);
+        } else {
+            // pass null for config to unupdate, useful for tests
+            if (locales[name] != null) {
+                if (locales[name].parentLocale != null) {
+                    locales[name] = locales[name].parentLocale;
+                } else if (locales[name] != null) {
+                    delete locales[name];
+                }
+            }
+        }
+        return locales[name];
+    }
+
     // returns locale data
     function locale_locales__getLocale (key) {
         var locale;
@@ -338,6 +460,10 @@
         return chooseLocale(key);
     }
 
+    function locale_locales__listLocales() {
+        return Object.keys(locales);
+    }
+
     var aliases = {};
 
     function addUnitAlias (unit, shorthand) {
@@ -379,11 +505,14 @@
     }
 
     function get_set__get (mom, unit) {
-        return mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]();
+        return mom.isValid() ?
+            mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]() : NaN;
     }
 
     function get_set__set (mom, unit, value) {
-        return mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);
+        if (mom.isValid()) {
+            mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);
+        }
     }
 
     // MOMENTS
@@ -396,7 +525,7 @@
             }
         } else {
             units = normalizeUnits(units);
-            if (typeof this[units] === 'function') {
+            if (isFunction(this[units])) {
                 return this[units](value);
             }
         }
@@ -411,7 +540,7 @@
             Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;
     }
 
-    var formattingTokens = /(\[[^\[]*\])|(\\)?(Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Q|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;
+    var formattingTokens = /(\[[^\[]*\])|(\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;
 
     var localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g;
 
@@ -507,6 +636,8 @@
     var match4         = /\d{4}/;         //    0000 - 9999
     var match6         = /[+-]?\d{6}/;    // -999999 - 999999
     var match1to2      = /\d\d?/;         //       0 - 99
+    var match3to4      = /\d\d\d\d?/;     //     999 - 9999
+    var match5to6      = /\d\d\d\d\d\d?/; //   99999 - 999999
     var match1to3      = /\d{1,3}/;       //       0 - 999
     var match1to4      = /\d{1,4}/;       //       0 - 9999
     var match1to6      = /[+-]?\d{1,6}/;  // -999999 - 999999
@@ -515,23 +646,19 @@
     var matchSigned    = /[+-]?\d+/;      //    -inf - inf
 
     var matchOffset    = /Z|[+-]\d\d:?\d\d/gi; // +00:00 -00:00 +0000 -0000 or Z
+    var matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi; // +00 -00 +00:00 -00:00 +0000 -0000 or Z
 
     var matchTimestamp = /[+-]?\d+(\.\d{1,3})?/; // 123456789 123456789.123
 
     // any word (or two) characters or numbers including two/three word month in arabic.
+    // includes scottish gaelic two word and hyphenated months
     var matchWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i;
 
-    var regexes = {};
-
-    function isFunction (sth) {
-        // https://github.com/moment/moment/issues/2325
-        return typeof sth === 'function' &&
-            Object.prototype.toString.call(sth) === '[object Function]';
-    }
 
+    var regexes = {};
 
     function addRegexToken (token, regex, strictRegex) {
-        regexes[token] = isFunction(regex) ? regex : function (isStrict) {
+        regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) {
             return (isStrict && strictRegex) ? strictRegex : regex;
         };
     }
@@ -546,9 +673,13 @@
 
     // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
     function unescapeFormat(s) {
-        return s.replace('\\', '').replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
+        return regexEscape(s.replace('\\', '').replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
             return p1 || p2 || p3 || p4;
-        }).replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
+        }));
+    }
+
+    function regexEscape(s) {
+        return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
     }
 
     var tokens = {};
@@ -588,6 +719,8 @@
     var MINUTE = 4;
     var SECOND = 5;
     var MILLISECOND = 6;
+    var WEEK = 7;
+    var WEEKDAY = 8;
 
     function daysInMonth(year, month) {
         return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();
@@ -615,8 +748,12 @@
 
     addRegexToken('M',    match1to2);
     addRegexToken('MM',   match1to2, match2);
-    addRegexToken('MMM',  matchWord);
-    addRegexToken('MMMM', matchWord);
+    addRegexToken('MMM',  function (isStrict, locale) {
+        return locale.monthsShortRegex(isStrict);
+    });
+    addRegexToken('MMMM', function (isStrict, locale) {
+        return locale.monthsRegex(isStrict);
+    });
 
     addParseToken(['M', 'MM'], function (input, array) {
         array[MONTH] = toInt(input) - 1;
@@ -634,14 +771,17 @@
 
     // LOCALES
 
+    var MONTHS_IN_FORMAT = /D[oD]?(\[[^\[\]]*\]|\s+)+MMMM?/;
     var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_');
-    function localeMonths (m) {
-        return this._months[m.month()];
+    function localeMonths (m, format) {
+        return isArray(this._months) ? this._months[m.month()] :
+            this._months[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];
     }
 
     var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_');
-    function localeMonthsShort (m) {
-        return this._monthsShort[m.month()];
+    function localeMonthsShort (m, format) {
+        return isArray(this._monthsShort) ? this._monthsShort[m.month()] :
+            this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];
     }
 
     function localeMonthsParse (monthName, format, strict) {
@@ -680,12 +820,20 @@
     function setMonth (mom, value) {
         var dayOfMonth;
 
-        // TODO: Move this out of here!
+        if (!mom.isValid()) {
+            // No op
+            return mom;
+        }
+
         if (typeof value === 'string') {
-            value = mom.localeData().monthsParse(value);
-            // TODO: Another silent failure?
-            if (typeof value !== 'number') {
-                return mom;
+            if (/^\d+$/.test(value)) {
+                value = toInt(value);
+            } else {
+                value = mom.localeData().monthsParse(value);
+                // TODO: Another silent failure?
+                if (typeof value !== 'number') {
+                    return mom;
+                }
             }
         }
 
@@ -708,6 +856,72 @@
         return daysInMonth(this.year(), this.month());
     }
 
+    var defaultMonthsShortRegex = matchWord;
+    function monthsShortRegex (isStrict) {
+        if (this._monthsParseExact) {
+            if (!hasOwnProp(this, '_monthsRegex')) {
+                computeMonthsParse.call(this);
+            }
+            if (isStrict) {
+                return this._monthsShortStrictRegex;
+            } else {
+                return this._monthsShortRegex;
+            }
+        } else {
+            return this._monthsShortStrictRegex && isStrict ?
+                this._monthsShortStrictRegex : this._monthsShortRegex;
+        }
+    }
+
+    var defaultMonthsRegex = matchWord;
+    function monthsRegex (isStrict) {
+        if (this._monthsParseExact) {
+            if (!hasOwnProp(this, '_monthsRegex')) {
+                computeMonthsParse.call(this);
+            }
+            if (isStrict) {
+                return this._monthsStrictRegex;
+            } else {
+                return this._monthsRegex;
+            }
+        } else {
+            return this._monthsStrictRegex && isStrict ?
+                this._monthsStrictRegex : this._monthsRegex;
+        }
+    }
+
+    function computeMonthsParse () {
+        function cmpLenRev(a, b) {
+            return b.length - a.length;
+        }
+
+        var shortPieces = [], longPieces = [], mixedPieces = [],
+            i, mom;
+        for (i = 0; i < 12; i++) {
+            // make the regex if we don't have it already
+            mom = create_utc__createUTC([2000, i]);
+            shortPieces.push(this.monthsShort(mom, ''));
+            longPieces.push(this.months(mom, ''));
+            mixedPieces.push(this.months(mom, ''));
+            mixedPieces.push(this.monthsShort(mom, ''));
+        }
+        // Sorting makes sure if one month (or abbr) is a prefix of another it
+        // will match the longer piece.
+        shortPieces.sort(cmpLenRev);
+        longPieces.sort(cmpLenRev);
+        mixedPieces.sort(cmpLenRev);
+        for (i = 0; i < 12; i++) {
+            shortPieces[i] = regexEscape(shortPieces[i]);
+            longPieces[i] = regexEscape(longPieces[i]);
+            mixedPieces[i] = regexEscape(mixedPieces[i]);
+        }
+
+        this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');
+        this._monthsShortRegex = this._monthsRegex;
+        this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')$', 'i');
+        this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')$', 'i');
+    }
+
     function checkOverflow (m) {
         var overflow;
         var a = m._a;
@@ -725,6 +939,12 @@
             if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
                 overflow = DATE;
             }
+            if (getParsingFlags(m)._overflowWeeks && overflow === -1) {
+                overflow = WEEK;
+            }
+            if (getParsingFlags(m)._overflowWeekday && overflow === -1) {
+                overflow = WEEKDAY;
+            }
 
             getParsingFlags(m).overflow = overflow;
         }
@@ -732,51 +952,39 @@
         return m;
     }
 
-    function warn(msg) {
-        if (utils_hooks__hooks.suppressDeprecationWarnings === false && typeof console !== 'undefined' && console.warn) {
-            console.warn('Deprecation warning: ' + msg);
-        }
-    }
+    // iso 8601 regex
+    // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)
+    var extendedIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})-(?:\d\d-\d\d|W\d\d-\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?::\d\d(?::\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?/;
+    var basicIsoRegex = /^\s*((?:[+-]\d{6}|\d{4})(?:\d\d\d\d|W\d\d\d|W\d\d|\d\d\d|\d\d))(?:(T| )(\d\d(?:\d\d(?:\d\d(?:[.,]\d+)?)?)?)([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?/;
 
-    function deprecate(msg, fn) {
-        var firstTime = true;
-
-        return extend(function () {
-            if (firstTime) {
-                warn(msg + '\n' + (new Error()).stack);
-                firstTime = false;
-            }
-            return fn.apply(this, arguments);
-        }, fn);
-    }
-
-    var deprecations = {};
-
-    function deprecateSimple(name, msg) {
-        if (!deprecations[name]) {
-            warn(msg);
-            deprecations[name] = true;
-        }
-    }
-
-    utils_hooks__hooks.suppressDeprecationWarnings = false;
-
-    var from_string__isoRegex = /^\s*(?:[+-]\d{6}|\d{4})-(?:(\d\d-\d\d)|(W\d\d$)|(W\d\d-\d)|(\d\d\d))((T| )(\d\d(:\d\d(:\d\d(\.\d+)?)?)?)?([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/;
+    var tzRegex = /Z|[+-]\d\d(?::?\d\d)?/;
 
     var isoDates = [
-        ['YYYYYY-MM-DD', /[+-]\d{6}-\d{2}-\d{2}/],
-        ['YYYY-MM-DD', /\d{4}-\d{2}-\d{2}/],
-        ['GGGG-[W]WW-E', /\d{4}-W\d{2}-\d/],
-        ['GGGG-[W]WW', /\d{4}-W\d{2}/],
-        ['YYYY-DDD', /\d{4}-\d{3}/]
+        ['YYYYYY-MM-DD', /[+-]\d{6}-\d\d-\d\d/],
+        ['YYYY-MM-DD', /\d{4}-\d\d-\d\d/],
+        ['GGGG-[W]WW-E', /\d{4}-W\d\d-\d/],
+        ['GGGG-[W]WW', /\d{4}-W\d\d/, false],
+        ['YYYY-DDD', /\d{4}-\d{3}/],
+        ['YYYY-MM', /\d{4}-\d\d/, false],
+        ['YYYYYYMMDD', /[+-]\d{10}/],
+        ['YYYYMMDD', /\d{8}/],
+        // YYYYMM is NOT allowed by the standard
+        ['GGGG[W]WWE', /\d{4}W\d{3}/],
+        ['GGGG[W]WW', /\d{4}W\d{2}/, false],
+        ['YYYYDDD', /\d{7}/]
     ];
 
     // iso time formats and regexes
     var isoTimes = [
-        ['HH:mm:ss.SSSS', /(T| )\d\d:\d\d:\d\d\.\d+/],
-        ['HH:mm:ss', /(T| )\d\d:\d\d:\d\d/],
-        ['HH:mm', /(T| )\d\d:\d\d/],
-        ['HH', /(T| )\d\d/]
+        ['HH:mm:ss.SSSS', /\d\d:\d\d:\d\d\.\d+/],
+        ['HH:mm:ss,SSSS', /\d\d:\d\d:\d\d,\d+/],
+        ['HH:mm:ss', /\d\d:\d\d:\d\d/],
+        ['HH:mm', /\d\d:\d\d/],
+        ['HHmmss.SSSS', /\d\d\d\d\d\d\.\d+/],
+        ['HHmmss,SSSS', /\d\d\d\d\d\d,\d+/],
+        ['HHmmss', /\d\d\d\d\d\d/],
+        ['HHmm', /\d\d\d\d/],
+        ['HH', /\d\d/]
     ];
 
     var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i;
@@ -785,26 +993,49 @@
     function configFromISO(config) {
         var i, l,
             string = config._i,
-            match = from_string__isoRegex.exec(string);
+            match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),
+            allowTime, dateFormat, timeFormat, tzFormat;
 
         if (match) {
             getParsingFlags(config).iso = true;
+
             for (i = 0, l = isoDates.length; i < l; i++) {
-                if (isoDates[i][1].exec(string)) {
-                    config._f = isoDates[i][0];
+                if (isoDates[i][1].exec(match[1])) {
+                    dateFormat = isoDates[i][0];
+                    allowTime = isoDates[i][2] !== false;
                     break;
                 }
             }
-            for (i = 0, l = isoTimes.length; i < l; i++) {
-                if (isoTimes[i][1].exec(string)) {
-                    // match[6] should be 'T' or space
-                    config._f += (match[6] || ' ') + isoTimes[i][0];
-                    break;
+            if (dateFormat == null) {
+                config._isValid = false;
+                return;
+            }
+            if (match[3]) {
+                for (i = 0, l = isoTimes.length; i < l; i++) {
+                    if (isoTimes[i][1].exec(match[3])) {
+                        // match[2] should be 'T' or space
+                        timeFormat = (match[2] || ' ') + isoTimes[i][0];
+                        break;
+                    }
                 }
+                if (timeFormat == null) {
+                    config._isValid = false;
+                    return;
+                }
+            }
+            if (!allowTime && timeFormat != null) {
+                config._isValid = false;
+                return;
             }
-            if (string.match(matchOffset)) {
-                config._f += 'Z';
+            if (match[4]) {
+                if (tzRegex.exec(match[4])) {
+                    tzFormat = 'Z';
+                } else {
+                    config._isValid = false;
+                    return;
+                }
             }
+            config._f = dateFormat + (timeFormat || '') + (tzFormat || '');
             configFromStringAndFormat(config);
         } else {
             config._isValid = false;
@@ -842,8 +1073,8 @@
         //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
         var date = new Date(y, m, d, h, M, s, ms);
 
-        //the date constructor doesn't accept years < 1970
-        if (y < 1970) {
+        //the date constructor remaps years 0-99 to 1900-1999
+        if (y < 100 && y >= 0 && isFinite(date.getFullYear())) {
             date.setFullYear(y);
         }
         return date;
@@ -851,12 +1082,21 @@
 
     function createUTCDate (y) {
         var date = new Date(Date.UTC.apply(null, arguments));
-        if (y < 1970) {
+
+        //the Date.UTC function remaps years 0-99 to 1900-1999
+        if (y < 100 && y >= 0 && isFinite(date.getUTCFullYear())) {
             date.setUTCFullYear(y);
         }
         return date;
     }
 
+    // FORMATTING
+
+    addFormatToken('Y', 0, 0, function () {
+        var y = this.year();
+        return y <= 9999 ? '' + y : '+' + y;
+    });
+
     addFormatToken(0, ['YY', 2], 0, function () {
         return this.year() % 100;
     });
@@ -884,6 +1124,9 @@
     addParseToken('YY', function (input, array) {
         array[YEAR] = utils_hooks__hooks.parseTwoDigitYear(input);
     });
+    addParseToken('Y', function (input, array) {
+        array[YEAR] = parseInt(input, 10);
+    });
 
     // HELPERS
 
@@ -909,124 +1152,66 @@
         return isLeapYear(this.year());
     }
 
-    addFormatToken('w', ['ww', 2], 'wo', 'week');
-    addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');
-
-    // ALIASES
-
-    addUnitAlias('week', 'w');
-    addUnitAlias('isoWeek', 'W');
-
-    // PARSING
-
-    addRegexToken('w',  match1to2);
-    addRegexToken('ww', match1to2, match2);
-    addRegexToken('W',  match1to2);
-    addRegexToken('WW', match1to2, match2);
-
-    addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {
-        week[token.substr(0, 1)] = toInt(input);
-    });
-
-    // HELPERS
-
-    // firstDayOfWeek       0 = sun, 6 = sat
-    //                      the day of the week that starts the week
-    //                      (usually sunday or monday)
-    // firstDayOfWeekOfYear 0 = sun, 6 = sat
-    //                      the first week is the week that contains the first
-    //                      of this day of the week
-    //                      (eg. ISO weeks use thursday (4))
-    function weekOfYear(mom, firstDayOfWeek, firstDayOfWeekOfYear) {
-        var end = firstDayOfWeekOfYear - firstDayOfWeek,
-            daysToDayOfWeek = firstDayOfWeekOfYear - mom.day(),
-            adjustedMoment;
-
+    // start-of-first-week - start-of-year
+    function firstWeekOffset(year, dow, doy) {
+        var // first-week day -- which january is always in the first week (4 for iso, 1 for other)
+            fwd = 7 + dow - doy,
+            // first-week day local weekday -- which local weekday is fwd
+            fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;
 
-        if (daysToDayOfWeek > end) {
-            daysToDayOfWeek -= 7;
-        }
+        return -fwdlw + fwd - 1;
+    }
 
-        if (daysToDayOfWeek < end - 7) {
-            daysToDayOfWeek += 7;
+    //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
+    function dayOfYearFromWeeks(year, week, weekday, dow, doy) {
+        var localWeekday = (7 + weekday - dow) % 7,
+            weekOffset = firstWeekOffset(year, dow, doy),
+            dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,
+            resYear, resDayOfYear;
+
+        if (dayOfYear <= 0) {
+            resYear = year - 1;
+            resDayOfYear = daysInYear(resYear) + dayOfYear;
+        } else if (dayOfYear > daysInYear(year)) {
+            resYear = year + 1;
+            resDayOfYear = dayOfYear - daysInYear(year);
+        } else {
+            resYear = year;
+            resDayOfYear = dayOfYear;
         }
 
-        adjustedMoment = local__createLocal(mom).add(daysToDayOfWeek, 'd');
         return {
-            week: Math.ceil(adjustedMoment.dayOfYear() / 7),
-            year: adjustedMoment.year()
+            year: resYear,
+            dayOfYear: resDayOfYear
         };
     }
 
-    // LOCALES
-
-    function localeWeek (mom) {
-        return weekOfYear(mom, this._week.dow, this._week.doy).week;
-    }
-
-    var defaultLocaleWeek = {
-        dow : 0, // Sunday is the first day of the week.
-        doy : 6  // The week that contains Jan 1st is the first week of the year.
-    };
-
-    function localeFirstDayOfWeek () {
-        return this._week.dow;
-    }
-
-    function localeFirstDayOfYear () {
-        return this._week.doy;
-    }
-
-    // MOMENTS
+    function weekOfYear(mom, dow, doy) {
+        var weekOffset = firstWeekOffset(mom.year(), dow, doy),
+            week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,
+            resWeek, resYear;
 
-    function getSetWeek (input) {
-        var week = this.localeData().week(this);
-        return input == null ? week : this.add((input - week) * 7, 'd');
-    }
-
-    function getSetISOWeek (input) {
-        var week = weekOfYear(this, 1, 4).week;
-        return input == null ? week : this.add((input - week) * 7, 'd');
-    }
-
-    addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');
-
-    // ALIASES
-
-    addUnitAlias('dayOfYear', 'DDD');
-
-    // PARSING
-
-    addRegexToken('DDD',  match1to3);
-    addRegexToken('DDDD', match3);
-    addParseToken(['DDD', 'DDDD'], function (input, array, config) {
-        config._dayOfYear = toInt(input);
-    });
-
-    // HELPERS
-
-    //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
-    function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) {
-        var week1Jan = 6 + firstDayOfWeek - firstDayOfWeekOfYear, janX = createUTCDate(year, 0, 1 + week1Jan), d = janX.getUTCDay(), dayOfYear;
-        if (d < firstDayOfWeek) {
-            d += 7;
+        if (week < 1) {
+            resYear = mom.year() - 1;
+            resWeek = week + weeksInYear(resYear, dow, doy);
+        } else if (week > weeksInYear(mom.year(), dow, doy)) {
+            resWeek = week - weeksInYear(mom.year(), dow, doy);
+            resYear = mom.year() + 1;
+        } else {
+            resYear = mom.year();
+            resWeek = week;
         }
 
-        weekday = weekday != null ? 1 * weekday : firstDayOfWeek;
-
-        dayOfYear = 1 + week1Jan + 7 * (week - 1) - d + weekday;
-
         return {
-            year: dayOfYear > 0 ? year : year - 1,
-            dayOfYear: dayOfYear > 0 ?  dayOfYear : daysInYear(year - 1) + dayOfYear
+            week: resWeek,
+            year: resYear
         };
     }
 
-    // MOMENTS
-
-    function getSetDayOfYear (input) {
-        var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
-        return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
+    function weeksInYear(year, dow, doy) {
+        var weekOffset = firstWeekOffset(year, dow, doy),
+            weekOffsetNext = firstWeekOffset(year + 1, dow, doy);
+        return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;
     }
 
     // Pick the first defined of two or three arguments.
@@ -1041,11 +1226,12 @@
     }
 
     function currentDateArray(config) {
-        var now = new Date();
+        // hooks is actually the exported moment object
+        var nowValue = new Date(utils_hooks__hooks.now());
         if (config._useUTC) {
-            return [now.getUTCFullYear(), now.getUTCMonth(), now.getUTCDate()];
+            return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];
         }
-        return [now.getFullYear(), now.getMonth(), now.getDate()];
+        return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];
     }
 
     // convert an array to a date.
@@ -1115,7 +1301,7 @@
     }
 
     function dayOfYearFromWeekInfo(config) {
-        var w, weekYear, week, weekday, dow, doy, temp;
+        var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow;
 
         w = config._w;
         if (w.GG != null || w.W != null || w.E != null) {
@@ -1129,6 +1315,9 @@
             weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(local__createLocal(), 1, 4).year);
             week = defaults(w.W, 1);
             weekday = defaults(w.E, 1);
+            if (weekday < 1 || weekday > 7) {
+                weekdayOverflow = true;
+            }
         } else {
             dow = config._locale._week.dow;
             doy = config._locale._week.doy;
@@ -1139,23 +1328,32 @@
             if (w.d != null) {
                 // weekday -- low day numbers are considered next week
                 weekday = w.d;
-                if (weekday < dow) {
-                    ++week;
+                if (weekday < 0 || weekday > 6) {
+                    weekdayOverflow = true;
                 }
             } else if (w.e != null) {
                 // local weekday -- counting starts from begining of week
                 weekday = w.e + dow;
+                if (w.e < 0 || w.e > 6) {
+                    weekdayOverflow = true;
+                }
             } else {
                 // default to begining of week
                 weekday = dow;
             }
         }
-        temp = dayOfYearFromWeeks(weekYear, week, weekday, doy, dow);
-
-        config._a[YEAR] = temp.year;
-        config._dayOfYear = temp.dayOfYear;
+        if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {
+            getParsingFlags(config)._overflowWeeks = true;
+        } else if (weekdayOverflow != null) {
+            getParsingFlags(config)._overflowWeekday = true;
+        } else {
+            temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);
+            config._a[YEAR] = temp.year;
+            config._dayOfYear = temp.dayOfYear;
+        }
     }
 
+    // constant that refers to the ISO standard
     utils_hooks__hooks.ISO_8601 = function () {};
 
     // date from string and format string
@@ -1180,6 +1378,8 @@
         for (i = 0; i < tokens.length; i++) {
             token = tokens[i];
             parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
+            // console.log('token', token, 'parsedInput', parsedInput,
+            //         'regex', getParseRegexForToken(token, config));
             if (parsedInput) {
                 skipped = string.substr(0, string.indexOf(parsedInput));
                 if (skipped.length > 0) {
@@ -1248,6 +1448,7 @@
         }
     }
 
+    // date from string and array of format strings
     function configFromStringAndArray(config) {
         var tempConfig,
             bestMoment,
@@ -1298,7 +1499,9 @@
         }
 
         var i = normalizeObjectUnits(config._i);
-        config._a = [i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond];
+        config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) {
+            return obj && parseInt(obj, 10);
+        });
 
         configFromArray(config);
     }
@@ -1340,13 +1543,17 @@
             configFromInput(config);
         }
 
+        if (!valid__isValid(config)) {
+            config._d = null;
+        }
+
         return config;
     }
 
     function configFromInput(config) {
         var input = config._i;
         if (input === undefined) {
-            config._d = new Date();
+            config._d = new Date(utils_hooks__hooks.now());
         } else if (isDate(input)) {
             config._d = new Date(+input);
         } else if (typeof input === 'string') {
@@ -1390,18 +1597,26 @@
     }
 
     var prototypeMin = deprecate(
-         'moment().min is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548',
+         'moment().min is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548',
          function () {
              var other = local__createLocal.apply(null, arguments);
-             return other < this ? this : other;
+             if (this.isValid() && other.isValid()) {
+                 return other < this ? this : other;
+             } else {
+                 return valid__createInvalid();
+             }
          }
      );
 
     var prototypeMax = deprecate(
-        'moment().max is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548',
+        'moment().max is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548',
         function () {
             var other = local__createLocal.apply(null, arguments);
-            return other > this ? this : other;
+            if (this.isValid() && other.isValid()) {
+                return other > this ? this : other;
+            } else {
+                return valid__createInvalid();
+            }
         }
     );
 
@@ -1440,6 +1655,10 @@
         return pickBy('isAfter', args);
     }
 
+    var now = function () {
+        return Date.now ? Date.now() : +(new Date());
+    };
+
     function Duration (duration) {
         var normalizedInput = normalizeObjectUnits(duration),
             years = normalizedInput.year || 0,
@@ -1479,6 +1698,8 @@
         return obj instanceof Duration;
     }
 
+    // FORMATTING
+
     function offset (token, separator) {
         addFormatToken(token, 0, 0, function () {
             var offset = this.utcOffset();
@@ -1496,11 +1717,11 @@
 
     // PARSING
 
-    addRegexToken('Z',  matchOffset);
-    addRegexToken('ZZ', matchOffset);
+    addRegexToken('Z',  matchShortOffset);
+    addRegexToken('ZZ', matchShortOffset);
     addParseToken(['Z', 'ZZ'], function (input, array, config) {
         config._useUTC = true;
-        config._tzm = offsetFromString(input);
+        config._tzm = offsetFromString(matchShortOffset, input);
     });
 
     // HELPERS
@@ -1510,8 +1731,8 @@
     // '-1530'  > ['-15', '30']
     var chunkOffset = /([\+\-]|\d\d)/gi;
 
-    function offsetFromString(string) {
-        var matches = ((string || '').match(matchOffset) || []);
+    function offsetFromString(matcher, string) {
+        var matches = ((string || '').match(matcher) || []);
         var chunk   = matches[matches.length - 1] || [];
         var parts   = (chunk + '').match(chunkOffset) || ['-', 0, 0];
         var minutes = +(parts[1] * 60) + toInt(parts[2]);
@@ -1561,11 +1782,13 @@
     function getSetOffset (input, keepLocalTime) {
         var offset = this._offset || 0,
             localAdjust;
+        if (!this.isValid()) {
+            return input != null ? this : NaN;
+        }
         if (input != null) {
             if (typeof input === 'string') {
-                input = offsetFromString(input);
-            }
-            if (Math.abs(input) < 16) {
+                input = offsetFromString(matchShortOffset, input);
+            } else if (Math.abs(input) < 16) {
                 input = input * 60;
             }
             if (!this._isUTC && keepLocalTime) {
@@ -1625,12 +1848,15 @@
         if (this._tzm) {
             this.utcOffset(this._tzm);
         } else if (typeof this._i === 'string') {
-            this.utcOffset(offsetFromString(this._i));
+            this.utcOffset(offsetFromString(matchOffset, this._i));
         }
         return this;
     }
 
     function hasAlignedHourOffset (input) {
+        if (!this.isValid()) {
+            return false;
+        }
         input = input ? local__createLocal(input).utcOffset() : 0;
 
         return (this.utcOffset() - input) % 60 === 0;
@@ -1644,7 +1870,7 @@
     }
 
     function isDaylightSavingTimeShifted () {
-        if (typeof this._isDSTShifted !== 'undefined') {
+        if (!isUndefined(this._isDSTShifted)) {
             return this._isDSTShifted;
         }
 
@@ -1665,22 +1891,24 @@
     }
 
     function isLocal () {
-        return !this._isUTC;
+        return this.isValid() ? !this._isUTC : false;
     }
 
     function isUtcOffset () {
-        return this._isUTC;
+        return this.isValid() ? this._isUTC : false;
     }
 
     function isUtc () {
-        return this._isUTC && this._offset === 0;
+        return this.isValid() ? this._isUTC && this._offset === 0 : false;
     }
 
-    var aspNetRegex = /(\-)?(?:(\d*)\.)?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?)?/;
+    // ASP.NET json date format regex
+    var aspNetRegex = /^(\-)?(?:(\d*)[. ])?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?\d*)?$/;
 
     // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
     // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
-    var create__isoRegex = /^(-)?P(?:(?:([0-9,.]*)Y)?(?:([0-9,.]*)M)?(?:([0-9,.]*)D)?(?:T(?:([0-9,.]*)H)?(?:([0-9,.]*)M)?(?:([0-9,.]*)S)?)?|([0-9,.]*)W)$/;
+    // and further modified to allow for strings containing both week and day
+    var isoRegex = /^(-)?P(?:([0-9,.]*)Y)?(?:([0-9,.]*)M)?(?:([0-9,.]*)W)?(?:([0-9,.]*)D)?(?:T(?:([0-9,.]*)H)?(?:([0-9,.]*)M)?(?:([0-9,.]*)S)?)?$/;
 
     function create__createDuration (input, key) {
         var duration = input,
@@ -1713,16 +1941,16 @@
                 s  : toInt(match[SECOND])      * sign,
                 ms : toInt(match[MILLISECOND]) * sign
             };
-        } else if (!!(match = create__isoRegex.exec(input))) {
+        } else if (!!(match = isoRegex.exec(input))) {
             sign = (match[1] === '-') ? -1 : 1;
             duration = {
                 y : parseIso(match[2], sign),
                 M : parseIso(match[3], sign),
-                d : parseIso(match[4], sign),
-                h : parseIso(match[5], sign),
-                m : parseIso(match[6], sign),
-                s : parseIso(match[7], sign),
-                w : parseIso(match[8], sign)
+                w : parseIso(match[4], sign),
+                d : parseIso(match[5], sign),
+                h : parseIso(match[6], sign),
+                m : parseIso(match[7], sign),
+                s : parseIso(match[8], sign)
             };
         } else if (duration == null) {// checks for null or undefined
             duration = {};
@@ -1770,6 +1998,10 @@
 
     function momentsDifference(base, other) {
         var res;
+        if (!(base.isValid() && other.isValid())) {
+            return {milliseconds: 0, months: 0};
+        }
+
         other = cloneWithOffset(other, base);
         if (base.isBefore(other)) {
             res = positiveMomentsDifference(base, other);
@@ -1782,6 +2014,15 @@
         return res;
     }
 
+    function absRound (number) {
+        if (number < 0) {
+            return Math.round(-1 * number) * -1;
+        } else {
+            return Math.round(number);
+        }
+    }
+
+    // TODO: remove 'name' arg after deprecation is removed
     function createAdder(direction, name) {
         return function (val, period) {
             var dur, tmp;
@@ -1800,8 +2041,14 @@
 
     function add_subtract__addSubtract (mom, duration, isAdding, updateOffset) {
         var milliseconds = duration._milliseconds,
-            days = duration._days,
-            months = duration._months;
+            days = absRound(duration._days),
+            months = absRound(duration._months);
+
+        if (!mom.isValid()) {
+            // No op
+            return;
+        }
+
         updateOffset = updateOffset == null ? true : updateOffset;
 
         if (milliseconds) {
@@ -1833,7 +2080,10 @@
                 diff < 1 ? 'sameDay' :
                 diff < 2 ? 'nextDay' :
                 diff < 7 ? 'nextWeek' : 'sameElse';
-        return this.format(formats && formats[format] || this.localeData().calendar(format, this, local__createLocal(now)));
+
+        var output = formats && (isFunction(formats[format]) ? formats[format]() : formats[format]);
+
+        return this.format(output || this.localeData().calendar(format, this, local__createLocal(now)));
     }
 
     function clone () {
@@ -1841,26 +2091,28 @@
     }
 
     function isAfter (input, units) {
-        var inputMs;
-        units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond');
+        var localInput = isMoment(input) ? input : local__createLocal(input);
+        if (!(this.isValid() && localInput.isValid())) {
+            return false;
+        }
+        units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
         if (units === 'millisecond') {
-            input = isMoment(input) ? input : local__createLocal(input);
-            return +this > +input;
+            return +this > +localInput;
         } else {
-            inputMs = isMoment(input) ? +input : +local__createLocal(input);
-            return inputMs < +this.clone().startOf(units);
+            return +localInput < +this.clone().startOf(units);
         }
     }
 
     function isBefore (input, units) {
-        var inputMs;
-        units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond');
+        var localInput = isMoment(input) ? input : local__createLocal(input);
+        if (!(this.isValid() && localInput.isValid())) {
+            return false;
+        }
+        units = normalizeUnits(!isUndefined(units) ? units : 'millisecond');
         if (units === 'millisecond') {
-            input = isMoment(input) ? input : local__createLocal(input);
-            return +this < +input;
+            return +this < +localInput;
         } else {
-            inputMs = isMoment(input) ? +input : +local__createLocal(input);
-            return +this.clone().endOf(units) < inputMs;
+            return +this.clone().endOf(units) < +localInput;
         }
     }
 
@@ -1869,22 +2121,45 @@
     }
 
     function isSame (input, units) {
-        var inputMs;
+        var localInput = isMoment(input) ? input : local__createLocal(input),
+            inputMs;
+        if (!(this.isValid() && localInput.isValid())) {
+            return false;
+        }
         units = normalizeUnits(units || 'millisecond');
         if (units === 'millisecond') {
-            input = isMoment(input) ? input : local__createLocal(input);
-            return +this === +input;
+            return +this === +localInput;
         } else {
-            inputMs = +local__createLocal(input);
+            inputMs = +localInput;
             return +(this.clone().startOf(units)) <= inputMs && inputMs <= +(this.clone().endOf(units));
         }
     }
 
+    function isSameOrAfter (input, units) {
+        return this.isSame(input, units) || this.isAfter(input,units);
+    }
+
+    function isSameOrBefore (input, units) {
+        return this.isSame(input, units) || this.isBefore(input,units);
+    }
+
     function diff (input, units, asFloat) {
-        var that = cloneWithOffset(input, this),
-            zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4,
+        var that,
+            zoneDelta,
             delta, output;
 
+        if (!this.isValid()) {
+            return NaN;
+        }
+
+        that = cloneWithOffset(input, this);
+
+        if (!that.isValid()) {
+            return NaN;
+        }
+
+        zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;
+
         units = normalizeUnits(units);
 
         if (units === 'year' || units === 'month' || units === 'quarter') {
@@ -1935,7 +2210,7 @@
     function moment_format__toISOString () {
         var m = this.clone().utc();
         if (0 < m.year() && m.year() <= 9999) {
-            if ('function' === typeof Date.prototype.toISOString) {
+            if (isFunction(Date.prototype.toISOString)) {
                 // native implementation is ~50x faster, use it when we can
                 return this.toDate().toISOString();
             } else {
@@ -1952,10 +2227,13 @@
     }
 
     function from (time, withoutSuffix) {
-        if (!this.isValid()) {
+        if (this.isValid() &&
+                ((isMoment(time) && time.isValid()) ||
+                 local__createLocal(time).isValid())) {
+            return create__createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
+        } else {
             return this.localeData().invalidDate();
         }
-        return create__createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
     }
 
     function fromNow (withoutSuffix) {
@@ -1963,16 +2241,22 @@
     }
 
     function to (time, withoutSuffix) {
-        if (!this.isValid()) {
+        if (this.isValid() &&
+                ((isMoment(time) && time.isValid()) ||
+                 local__createLocal(time).isValid())) {
+            return create__createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
+        } else {
             return this.localeData().invalidDate();
         }
-        return create__createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
     }
 
     function toNow (withoutSuffix) {
         return this.to(local__createLocal(), withoutSuffix);
     }
 
+    // If passed a locale key, it will set the locale for this
+    // instance.  Otherwise, it will return the locale configuration
+    // variables for this instance.
     function locale (key) {
         var newLocaleData;
 
@@ -2083,6 +2367,11 @@
         };
     }
 
+    function toJSON () {
+        // new Date(NaN).toJSON() === null
+        return this.isValid() ? this.toISOString() : null;
+    }
+
     function moment_valid__isValid () {
         return valid__isValid(this);
     }
@@ -2095,6 +2384,18 @@
         return getParsingFlags(this).overflow;
     }
 
+    function creationData() {
+        return {
+            input: this._i,
+            format: this._f,
+            locale: this._locale,
+            isUTC: this._isUTC,
+            strict: this._strict
+        };
+    }
+
+    // FORMATTING
+
     addFormatToken(0, ['gg', 2], 0, function () {
         return this.weekYear() % 100;
     });
@@ -2136,22 +2437,20 @@
         week[token] = utils_hooks__hooks.parseTwoDigitYear(input);
     });
 
-    // HELPERS
-
-    function weeksInYear(year, dow, doy) {
-        return weekOfYear(local__createLocal([year, 11, 31 + dow - doy]), dow, doy).week;
-    }
-
     // MOMENTS
 
     function getSetWeekYear (input) {
-        var year = weekOfYear(this, this.localeData()._week.dow, this.localeData()._week.doy).year;
-        return input == null ? year : this.add((input - year), 'y');
+        return getSetWeekYearHelper.call(this,
+                input,
+                this.week(),
+                this.weekday(),
+                this.localeData()._week.dow,
+                this.localeData()._week.doy);
     }
 
     function getSetISOWeekYear (input) {
-        var year = weekOfYear(this, 1, 4).year;
-        return input == null ? year : this.add((input - year), 'y');
+        return getSetWeekYearHelper.call(this,
+                input, this.isoWeek(), this.isoWeekday(), 1, 4);
     }
 
     function getISOWeeksInYear () {
@@ -2163,7 +2462,32 @@
         return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
     }
 
-    addFormatToken('Q', 0, 0, 'quarter');
+    function getSetWeekYearHelper(input, week, weekday, dow, doy) {
+        var weeksTarget;
+        if (input == null) {
+            return weekOfYear(this, dow, doy).year;
+        } else {
+            weeksTarget = weeksInYear(input, dow, doy);
+            if (week > weeksTarget) {
+                week = weeksTarget;
+            }
+            return setWeekAll.call(this, input, week, weekday, dow, doy);
+        }
+    }
+
+    function setWeekAll(weekYear, week, weekday, dow, doy) {
+        var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),
+            date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);
+
+        this.year(date.getUTCFullYear());
+        this.month(date.getUTCMonth());
+        this.date(date.getUTCDate());
+        return this;
+    }
+
+    // FORMATTING
+
+    addFormatToken('Q', 0, 'Qo', 'quarter');
 
     // ALIASES
 
@@ -2182,6 +2506,62 @@
         return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);
     }
 
+    // FORMATTING
+
+    addFormatToken('w', ['ww', 2], 'wo', 'week');
+    addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');
+
+    // ALIASES
+
+    addUnitAlias('week', 'w');
+    addUnitAlias('isoWeek', 'W');
+
+    // PARSING
+
+    addRegexToken('w',  match1to2);
+    addRegexToken('ww', match1to2, match2);
+    addRegexToken('W',  match1to2);
+    addRegexToken('WW', match1to2, match2);
+
+    addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {
+        week[token.substr(0, 1)] = toInt(input);
+    });
+
+    // HELPERS
+
+    // LOCALES
+
+    function localeWeek (mom) {
+        return weekOfYear(mom, this._week.dow, this._week.doy).week;
+    }
+
+    var defaultLocaleWeek = {
+        dow : 0, // Sunday is the first day of the week.
+        doy : 6  // The week that contains Jan 1st is the first week of the year.
+    };
+
+    function localeFirstDayOfWeek () {
+        return this._week.dow;
+    }
+
+    function localeFirstDayOfYear () {
+        return this._week.doy;
+    }
+
+    // MOMENTS
+
+    function getSetWeek (input) {
+        var week = this.localeData().week(this);
+        return input == null ? week : this.add((input - week) * 7, 'd');
+    }
+
+    function getSetISOWeek (input) {
+        var week = weekOfYear(this, 1, 4).week;
+        return input == null ? week : this.add((input - week) * 7, 'd');
+    }
+
+    // FORMATTING
+
     addFormatToken('D', ['DD', 2], 'Do', 'date');
 
     // ALIASES
@@ -2205,6 +2585,8 @@
 
     var getSetDayOfMonth = makeGetSet('Date', true);
 
+    // FORMATTING
+
     addFormatToken('d', 0, 'do', 'day');
 
     addFormatToken('dd', 0, 0, function (format) {
@@ -2237,8 +2619,8 @@
     addRegexToken('ddd',  matchWord);
     addRegexToken('dddd', matchWord);
 
-    addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config) {
-        var weekday = config._locale.weekdaysParse(input);
+    addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {
+        var weekday = config._locale.weekdaysParse(input, token, config._strict);
         // if we didn't get a weekday name, mark the date as invalid
         if (weekday != null) {
             week.d = weekday;
@@ -2273,8 +2655,9 @@
     // LOCALES
 
     var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_');
-    function localeWeekdays (m) {
-        return this._weekdays[m.day()];
+    function localeWeekdays (m, format) {
+        return isArray(this._weekdays) ? this._weekdays[m.day()] :
+            this._weekdays[this._weekdays.isFormat.test(format) ? 'format' : 'standalone'][m.day()];
     }
 
     var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_');
@@ -2287,20 +2670,37 @@
         return this._weekdaysMin[m.day()];
     }
 
-    function localeWeekdaysParse (weekdayName) {
+    function localeWeekdaysParse (weekdayName, format, strict) {
         var i, mom, regex;
 
-        this._weekdaysParse = this._weekdaysParse || [];
+        if (!this._weekdaysParse) {
+            this._weekdaysParse = [];
+            this._minWeekdaysParse = [];
+            this._shortWeekdaysParse = [];
+            this._fullWeekdaysParse = [];
+        }
 
         for (i = 0; i < 7; i++) {
             // make the regex if we don't have it already
+
+            mom = local__createLocal([2000, 1]).day(i);
+            if (strict && !this._fullWeekdaysParse[i]) {
+                this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, '').replace('.', '\.?') + '$', 'i');
+                this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, '').replace('.', '\.?') + '$', 'i');
+                this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, '').replace('.', '\.?') + '$', 'i');
+            }
             if (!this._weekdaysParse[i]) {
-                mom = local__createLocal([2000, 1]).day(i);
                 regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');
                 this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
             }
             // test the regex
-            if (this._weekdaysParse[i].test(weekdayName)) {
+            if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) {
+                return i;
+            } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) {
+                return i;
+            } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) {
+                return i;
+            } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {
                 return i;
             }
         }
@@ -2309,6 +2709,9 @@
     // MOMENTS
 
     function getSetDayOfWeek (input) {
+        if (!this.isValid()) {
+            return input != null ? this : NaN;
+        }
         var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
         if (input != null) {
             input = parseWeekday(input, this.localeData());
@@ -2319,20 +2722,73 @@
     }
 
     function getSetLocaleDayOfWeek (input) {
+        if (!this.isValid()) {
+            return input != null ? this : NaN;
+        }
         var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
         return input == null ? weekday : this.add(input - weekday, 'd');
     }
 
     function getSetISODayOfWeek (input) {
+        if (!this.isValid()) {
+            return input != null ? this : NaN;
+        }
         // behaves the same as moment#day except
         // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
         // as a setter, sunday should belong to the previous week.
         return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7);
     }
 
-    addFormatToken('H', ['HH', 2], 0, 'hour');
-    addFormatToken('h', ['hh', 2], 0, function () {
+    // FORMATTING
+
+    addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');
+
+    // ALIASES
+
+    addUnitAlias('dayOfYear', 'DDD');
+
+    // PARSING
+
+    addRegexToken('DDD',  match1to3);
+    addRegexToken('DDDD', match3);
+    addParseToken(['DDD', 'DDDD'], function (input, array, config) {
+        config._dayOfYear = toInt(input);
+    });
+
+    // HELPERS
+
+    // MOMENTS
+
+    function getSetDayOfYear (input) {
+        var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
+        return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
+    }
+
+    // FORMATTING
+
+    function hFormat() {
         return this.hours() % 12 || 12;
+    }
+
+    addFormatToken('H', ['HH', 2], 0, 'hour');
+    addFormatToken('h', ['hh', 2], 0, hFormat);
+
+    addFormatToken('hmm', 0, 0, function () {
+        return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2);
+    });
+
+    addFormatToken('hmmss', 0, 0, function () {
+        return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2) +
+            zeroFill(this.seconds(), 2);
+    });
+
+    addFormatToken('Hmm', 0, 0, function () {
+        return '' + this.hours() + zeroFill(this.minutes(), 2);
+    });
+
+    addFormatToken('Hmmss', 0, 0, function () {
+        return '' + this.hours() + zeroFill(this.minutes(), 2) +
+            zeroFill(this.seconds(), 2);
     });
 
     function meridiem (token, lowercase) {
@@ -2361,6 +2817,11 @@
     addRegexToken('HH', match1to2, match2);
     addRegexToken('hh', match1to2, match2);
 
+    addRegexToken('hmm', match3to4);
+    addRegexToken('hmmss', match5to6);
+    addRegexToken('Hmm', match3to4);
+    addRegexToken('Hmmss', match5to6);
+
     addParseToken(['H', 'HH'], HOUR);
     addParseToken(['a', 'A'], function (input, array, config) {
         config._isPm = config._locale.isPM(input);
@@ -2370,6 +2831,32 @@
         array[HOUR] = toInt(input);
         getParsingFlags(config).bigHour = true;
     });
+    addParseToken('hmm', function (input, array, config) {
+        var pos = input.length - 2;
+        array[HOUR] = toInt(input.substr(0, pos));
+        array[MINUTE] = toInt(input.substr(pos));
+        getParsingFlags(config).bigHour = true;
+    });
+    addParseToken('hmmss', function (input, array, config) {
+        var pos1 = input.length - 4;
+        var pos2 = input.length - 2;
+        array[HOUR] = toInt(input.substr(0, pos1));
+        array[MINUTE] = toInt(input.substr(pos1, 2));
+        array[SECOND] = toInt(input.substr(pos2));
+        getParsingFlags(config).bigHour = true;
+    });
+    addParseToken('Hmm', function (input, array, config) {
+        var pos = input.length - 2;
+        array[HOUR] = toInt(input.substr(0, pos));
+        array[MINUTE] = toInt(input.substr(pos));
+    });
+    addParseToken('Hmmss', function (input, array, config) {
+        var pos1 = input.length - 4;
+        var pos2 = input.length - 2;
+        array[HOUR] = toInt(input.substr(0, pos1));
+        array[MINUTE] = toInt(input.substr(pos1, 2));
+        array[SECOND] = toInt(input.substr(pos2));
+    });
 
     // LOCALES
 
@@ -2397,6 +2884,8 @@
     // this rule.
     var getSetHour = makeGetSet('Hours', true);
 
+    // FORMATTING
+
     addFormatToken('m', ['mm', 2], 0, 'minute');
 
     // ALIASES
@@ -2413,6 +2902,8 @@
 
     var getSetMinute = makeGetSet('Minutes', false);
 
+    // FORMATTING
+
     addFormatToken('s', ['ss', 2], 0, 'second');
 
     // ALIASES
@@ -2429,6 +2920,8 @@
 
     var getSetSecond = makeGetSet('Seconds', false);
 
+    // FORMATTING
+
     addFormatToken('S', 0, 0, function () {
         return ~~(this.millisecond() / 100);
     });
@@ -2484,6 +2977,8 @@
 
     var getSetMillisecond = makeGetSet('Milliseconds', false);
 
+    // FORMATTING
+
     addFormatToken('z',  0, 0, 'zoneAbbr');
     addFormatToken('zz', 0, 0, 'zoneName');
 
@@ -2499,40 +2994,43 @@
 
     var momentPrototype__proto = Moment.prototype;
 
-    momentPrototype__proto.add          = add_subtract__add;
-    momentPrototype__proto.calendar     = moment_calendar__calendar;
-    momentPrototype__proto.clone        = clone;
-    momentPrototype__proto.diff         = diff;
-    momentPrototype__proto.endOf        = endOf;
-    momentPrototype__proto.format       = format;
-    momentPrototype__proto.from         = from;
-    momentPrototype__proto.fromNow      = fromNow;
-    momentPrototype__proto.to           = to;
-    momentPrototype__proto.toNow        = toNow;
-    momentPrototype__proto.get          = getSet;
-    momentPrototype__proto.invalidAt    = invalidAt;
-    momentPrototype__proto.isAfter      = isAfter;
-    momentPrototype__proto.isBefore     = isBefore;
-    momentPrototype__proto.isBetween    = isBetween;
-    momentPrototype__proto.isSame       = isSame;
-    momentPrototype__proto.isValid      = moment_valid__isValid;
-    momentPrototype__proto.lang         = lang;
-    momentPrototype__proto.locale       = locale;
-    momentPrototype__proto.localeData   = localeData;
-    momentPrototype__proto.max          = prototypeMax;
-    momentPrototype__proto.min          = prototypeMin;
-    momentPrototype__proto.parsingFlags = parsingFlags;
-    momentPrototype__proto.set          = getSet;
-    momentPrototype__proto.startOf      = startOf;
-    momentPrototype__proto.subtract     = add_subtract__subtract;
-    momentPrototype__proto.toArray      = toArray;
-    momentPrototype__proto.toObject     = toObject;
-    momentPrototype__proto.toDate       = toDate;
-    momentPrototype__proto.toISOString  = moment_format__toISOString;
-    momentPrototype__proto.toJSON       = moment_format__toISOString;
-    momentPrototype__proto.toString     = toString;
-    momentPrototype__proto.unix         = unix;
-    momentPrototype__proto.valueOf      = to_type__valueOf;
+    momentPrototype__proto.add               = add_subtract__add;
+    momentPrototype__proto.calendar          = moment_calendar__calendar;
+    momentPrototype__proto.clone             = clone;
+    momentPrototype__proto.diff              = diff;
+    momentPrototype__proto.endOf             = endOf;
+    momentPrototype__proto.format            = format;
+    momentPrototype__proto.from              = from;
+    momentPrototype__proto.fromNow           = fromNow;
+    momentPrototype__proto.to                = to;
+    momentPrototype__proto.toNow             = toNow;
+    momentPrototype__proto.get               = getSet;
+    momentPrototype__proto.invalidAt         = invalidAt;
+    momentPrototype__proto.isAfter           = isAfter;
+    momentPrototype__proto.isBefore          = isBefore;
+    momentPrototype__proto.isBetween         = isBetween;
+    momentPrototype__proto.isSame            = isSame;
+    momentPrototype__proto.isSameOrAfter     = isSameOrAfter;
+    momentPrototype__proto.isSameOrBefore    = isSameOrBefore;
+    momentPrototype__proto.isValid           = moment_valid__isValid;
+    momentPrototype__proto.lang              = lang;
+    momentPrototype__proto.locale            = locale;
+    momentPrototype__proto.localeData        = localeData;
+    momentPrototype__proto.max               = prototypeMax;
+    momentPrototype__proto.min               = prototypeMin;
+    momentPrototype__proto.parsingFlags      = parsingFlags;
+    momentPrototype__proto.set               = getSet;
+    momentPrototype__proto.startOf           = startOf;
+    momentPrototype__proto.subtract          = add_subtract__subtract;
+    momentPrototype__proto.toArray           = toArray;
+    momentPrototype__proto.toObject          = toObject;
+    momentPrototype__proto.toDate            = toDate;
+    momentPrototype__proto.toISOString       = moment_format__toISOString;
+    momentPrototype__proto.toJSON            = toJSON;
+    momentPrototype__proto.toString          = toString;
+    momentPrototype__proto.unix              = unix;
+    momentPrototype__proto.valueOf           = to_type__valueOf;
+    momentPrototype__proto.creationData      = creationData;
 
     // Year
     momentPrototype__proto.year       = getSetYear;
@@ -2618,7 +3116,7 @@
 
     function locale_calendar__calendar (key, mom, now) {
         var output = this._calendar[key];
-        return typeof output === 'function' ? output.call(mom, now) : output;
+        return isFunction(output) ? output.call(mom, now) : output;
     }
 
     var defaultLongDateFormat = {
@@ -2680,29 +3178,14 @@
 
     function relative__relativeTime (number, withoutSuffix, string, isFuture) {
         var output = this._relativeTime[string];
-        return (typeof output === 'function') ?
+        return (isFunction(output)) ?
             output(number, withoutSuffix, string, isFuture) :
             output.replace(/%d/i, number);
     }
 
     function pastFuture (diff, output) {
         var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
-        return typeof format === 'function' ? format(output) : format.replace(/%s/i, output);
-    }
-
-    function locale_set__set (config) {
-        var prop, i;
-        for (i in config) {
-            prop = config[i];
-            if (typeof prop === 'function') {
-                this[i] = prop;
-            } else {
-                this['_' + i] = prop;
-            }
-        }
-        // Lenient ordinal parsing accepts just a number in addition to
-        // number + (possibly) stuff coming from _ordinalParseLenient.
-        this._ordinalParseLenient = new RegExp(this._ordinalParse.source + '|' + (/\d{1,2}/).source);
+        return isFunction(format) ? format(output) : format.replace(/%s/i, output);
     }
 
     var prototype__proto = Locale.prototype;
@@ -2724,11 +3207,15 @@
     prototype__proto.set             = locale_set__set;
 
     // Month
-    prototype__proto.months       =        localeMonths;
-    prototype__proto._months      = defaultLocaleMonths;
-    prototype__proto.monthsShort  =        localeMonthsShort;
-    prototype__proto._monthsShort = defaultLocaleMonthsShort;
-    prototype__proto.monthsParse  =        localeMonthsParse;
+    prototype__proto.months            =        localeMonths;
+    prototype__proto._months           = defaultLocaleMonths;
+    prototype__proto.monthsShort       =        localeMonthsShort;
+    prototype__proto._monthsShort      = defaultLocaleMonthsShort;
+    prototype__proto.monthsParse       =        localeMonthsParse;
+    prototype__proto._monthsRegex      = defaultMonthsRegex;
+    prototype__proto.monthsRegex       = monthsRegex;
+    prototype__proto._monthsShortRegex = defaultMonthsShortRegex;
+    prototype__proto.monthsShortRegex  = monthsShortRegex;
 
     // Week
     prototype__proto.week = localeWeek;
@@ -3016,15 +3503,15 @@
         var years    = round(duration.as('y'));
 
         var a = seconds < thresholds.s && ['s', seconds]  ||
-                minutes === 1          && ['m']           ||
+                minutes <= 1           && ['m']           ||
                 minutes < thresholds.m && ['mm', minutes] ||
-                hours   === 1          && ['h']           ||
+                hours   <= 1           && ['h']           ||
                 hours   < thresholds.h && ['hh', hours]   ||
-                days    === 1          && ['d']           ||
+                days    <= 1           && ['d']           ||
                 days    < thresholds.d && ['dd', days]    ||
-                months  === 1          && ['M']           ||
+                months  <= 1           && ['M']           ||
                 months  < thresholds.M && ['MM', months]  ||
-                years   === 1          && ['y']           || ['yy', years];
+                years   <= 1           && ['y']           || ['yy', years];
 
         a[2] = withoutSuffix;
         a[3] = +posNegDuration > 0;
@@ -3145,6 +3632,8 @@
 
     // Side effect imports
 
+    // FORMATTING
+
     addFormatToken('X', 0, 0, 'unix');
     addFormatToken('x', 0, 0, 'valueOf');
 
@@ -3162,13 +3651,14 @@
     // Side effect imports
 
 
-    utils_hooks__hooks.version = '2.10.6';
+    utils_hooks__hooks.version = '2.12.0';
 
     setHookCallback(local__createLocal);
 
     utils_hooks__hooks.fn                    = momentPrototype;
     utils_hooks__hooks.min                   = min;
     utils_hooks__hooks.max                   = max;
+    utils_hooks__hooks.now                   = now;
     utils_hooks__hooks.utc                   = create_utc__createUTC;
     utils_hooks__hooks.unix                  = moment__createUnix;
     utils_hooks__hooks.months                = lists__listMonths;
@@ -3184,9 +3674,12 @@
     utils_hooks__hooks.monthsShort           = lists__listMonthsShort;
     utils_hooks__hooks.weekdaysMin           = lists__listWeekdaysMin;
     utils_hooks__hooks.defineLocale          = defineLocale;
+    utils_hooks__hooks.updateLocale          = updateLocale;
+    utils_hooks__hooks.locales               = locale_locales__listLocales;
     utils_hooks__hooks.weekdaysShort         = lists__listWeekdaysShort;
     utils_hooks__hooks.normalizeUnits        = normalizeUnits;
     utils_hooks__hooks.relativeTimeThreshold = duration_humanize__getSetRelativeTimeThreshold;
+    utils_hooks__hooks.prototype             = momentPrototype;
 
     var _moment = utils_hooks__hooks;
 
diff --git a/library/moment/moment.min.js b/library/moment/moment.min.js
index 8e6866af0..ba38995bd 100644
--- a/library/moment/moment.min.js
+++ b/library/moment/moment.min.js
@@ -1,7 +1,7 @@
 //! moment.js
-//! version : 2.10.6
+//! version : 2.12.0
 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors
 //! license : MIT
 //! momentjs.com
-!function(a,b){"object"==typeof exports&&"undefined"!=typeof module?module.exports=b():"function"==typeof define&&define.amd?define(b):a.moment=b()}(this,function(){"use strict";function a(){return Hc.apply(null,arguments)}function b(a){Hc=a}function c(a){return"[object Array]"===Object.prototype.toString.call(a)}function d(a){return a instanceof Date||"[object Date]"===Object.prototype.toString.call(a)}function e(a,b){var c,d=[];for(c=0;c<a.length;++c)d.push(b(a[c],c));return d}function f(a,b){return Object.prototype.hasOwnProperty.call(a,b)}function g(a,b){for(var c in b)f(b,c)&&(a[c]=b[c]);return f(b,"toString")&&(a.toString=b.toString),f(b,"valueOf")&&(a.valueOf=b.valueOf),a}function h(a,b,c,d){return Ca(a,b,c,d,!0).utc()}function i(){return{empty:!1,unusedTokens:[],unusedInput:[],overflow:-2,charsLeftOver:0,nullInput:!1,invalidMonth:null,invalidFormat:!1,userInvalidated:!1,iso:!1}}function j(a){return null==a._pf&&(a._pf=i()),a._pf}function k(a){if(null==a._isValid){var b=j(a);a._isValid=!(isNaN(a._d.getTime())||!(b.overflow<0)||b.empty||b.invalidMonth||b.invalidWeekday||b.nullInput||b.invalidFormat||b.userInvalidated),a._strict&&(a._isValid=a._isValid&&0===b.charsLeftOver&&0===b.unusedTokens.length&&void 0===b.bigHour)}return a._isValid}function l(a){var b=h(NaN);return null!=a?g(j(b),a):j(b).userInvalidated=!0,b}function m(a,b){var c,d,e;if("undefined"!=typeof b._isAMomentObject&&(a._isAMomentObject=b._isAMomentObject),"undefined"!=typeof b._i&&(a._i=b._i),"undefined"!=typeof b._f&&(a._f=b._f),"undefined"!=typeof b._l&&(a._l=b._l),"undefined"!=typeof b._strict&&(a._strict=b._strict),"undefined"!=typeof b._tzm&&(a._tzm=b._tzm),"undefined"!=typeof b._isUTC&&(a._isUTC=b._isUTC),"undefined"!=typeof b._offset&&(a._offset=b._offset),"undefined"!=typeof b._pf&&(a._pf=j(b)),"undefined"!=typeof b._locale&&(a._locale=b._locale),Jc.length>0)for(c in Jc)d=Jc[c],e=b[d],"undefined"!=typeof e&&(a[d]=e);return a}function n(b){m(this,b),this._d=new Date(null!=b._d?b._d.getTime():NaN),Kc===!1&&(Kc=!0,a.updateOffset(this),Kc=!1)}function o(a){return a instanceof n||null!=a&&null!=a._isAMomentObject}function p(a){return 0>a?Math.ceil(a):Math.floor(a)}function q(a){var b=+a,c=0;return 0!==b&&isFinite(b)&&(c=p(b)),c}function r(a,b,c){var d,e=Math.min(a.length,b.length),f=Math.abs(a.length-b.length),g=0;for(d=0;e>d;d++)(c&&a[d]!==b[d]||!c&&q(a[d])!==q(b[d]))&&g++;return g+f}function s(){}function t(a){return a?a.toLowerCase().replace("_","-"):a}function u(a){for(var b,c,d,e,f=0;f<a.length;){for(e=t(a[f]).split("-"),b=e.length,c=t(a[f+1]),c=c?c.split("-"):null;b>0;){if(d=v(e.slice(0,b).join("-")))return d;if(c&&c.length>=b&&r(e,c,!0)>=b-1)break;b--}f++}return null}function v(a){var b=null;if(!Lc[a]&&"undefined"!=typeof module&&module&&module.exports)try{b=Ic._abbr,require("./locale/"+a),w(b)}catch(c){}return Lc[a]}function w(a,b){var c;return a&&(c="undefined"==typeof b?y(a):x(a,b),c&&(Ic=c)),Ic._abbr}function x(a,b){return null!==b?(b.abbr=a,Lc[a]=Lc[a]||new s,Lc[a].set(b),w(a),Lc[a]):(delete Lc[a],null)}function y(a){var b;if(a&&a._locale&&a._locale._abbr&&(a=a._locale._abbr),!a)return Ic;if(!c(a)){if(b=v(a))return b;a=[a]}return u(a)}function z(a,b){var c=a.toLowerCase();Mc[c]=Mc[c+"s"]=Mc[b]=a}function A(a){return"string"==typeof a?Mc[a]||Mc[a.toLowerCase()]:void 0}function B(a){var b,c,d={};for(c in a)f(a,c)&&(b=A(c),b&&(d[b]=a[c]));return d}function C(b,c){return function(d){return null!=d?(E(this,b,d),a.updateOffset(this,c),this):D(this,b)}}function D(a,b){return a._d["get"+(a._isUTC?"UTC":"")+b]()}function E(a,b,c){return a._d["set"+(a._isUTC?"UTC":"")+b](c)}function F(a,b){var c;if("object"==typeof a)for(c in a)this.set(c,a[c]);else if(a=A(a),"function"==typeof this[a])return this[a](b);return this}function G(a,b,c){var d=""+Math.abs(a),e=b-d.length,f=a>=0;return(f?c?"+":"":"-")+Math.pow(10,Math.max(0,e)).toString().substr(1)+d}function H(a,b,c,d){var e=d;"string"==typeof d&&(e=function(){return this[d]()}),a&&(Qc[a]=e),b&&(Qc[b[0]]=function(){return G(e.apply(this,arguments),b[1],b[2])}),c&&(Qc[c]=function(){return this.localeData().ordinal(e.apply(this,arguments),a)})}function I(a){return a.match(/\[[\s\S]/)?a.replace(/^\[|\]$/g,""):a.replace(/\\/g,"")}function J(a){var b,c,d=a.match(Nc);for(b=0,c=d.length;c>b;b++)Qc[d[b]]?d[b]=Qc[d[b]]:d[b]=I(d[b]);return function(e){var f="";for(b=0;c>b;b++)f+=d[b]instanceof Function?d[b].call(e,a):d[b];return f}}function K(a,b){return a.isValid()?(b=L(b,a.localeData()),Pc[b]=Pc[b]||J(b),Pc[b](a)):a.localeData().invalidDate()}function L(a,b){function c(a){return b.longDateFormat(a)||a}var d=5;for(Oc.lastIndex=0;d>=0&&Oc.test(a);)a=a.replace(Oc,c),Oc.lastIndex=0,d-=1;return a}function M(a){return"function"==typeof a&&"[object Function]"===Object.prototype.toString.call(a)}function N(a,b,c){dd[a]=M(b)?b:function(a){return a&&c?c:b}}function O(a,b){return f(dd,a)?dd[a](b._strict,b._locale):new RegExp(P(a))}function P(a){return a.replace("\\","").replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g,function(a,b,c,d,e){return b||c||d||e}).replace(/[-\/\\^$*+?.()|[\]{}]/g,"\\$&")}function Q(a,b){var c,d=b;for("string"==typeof a&&(a=[a]),"number"==typeof b&&(d=function(a,c){c[b]=q(a)}),c=0;c<a.length;c++)ed[a[c]]=d}function R(a,b){Q(a,function(a,c,d,e){d._w=d._w||{},b(a,d._w,d,e)})}function S(a,b,c){null!=b&&f(ed,a)&&ed[a](b,c._a,c,a)}function T(a,b){return new Date(Date.UTC(a,b+1,0)).getUTCDate()}function U(a){return this._months[a.month()]}function V(a){return this._monthsShort[a.month()]}function W(a,b,c){var d,e,f;for(this._monthsParse||(this._monthsParse=[],this._longMonthsParse=[],this._shortMonthsParse=[]),d=0;12>d;d++){if(e=h([2e3,d]),c&&!this._longMonthsParse[d]&&(this._longMonthsParse[d]=new RegExp("^"+this.months(e,"").replace(".","")+"$","i"),this._shortMonthsParse[d]=new RegExp("^"+this.monthsShort(e,"").replace(".","")+"$","i")),c||this._monthsParse[d]||(f="^"+this.months(e,"")+"|^"+this.monthsShort(e,""),this._monthsParse[d]=new RegExp(f.replace(".",""),"i")),c&&"MMMM"===b&&this._longMonthsParse[d].test(a))return d;if(c&&"MMM"===b&&this._shortMonthsParse[d].test(a))return d;if(!c&&this._monthsParse[d].test(a))return d}}function X(a,b){var c;return"string"==typeof b&&(b=a.localeData().monthsParse(b),"number"!=typeof b)?a:(c=Math.min(a.date(),T(a.year(),b)),a._d["set"+(a._isUTC?"UTC":"")+"Month"](b,c),a)}function Y(b){return null!=b?(X(this,b),a.updateOffset(this,!0),this):D(this,"Month")}function Z(){return T(this.year(),this.month())}function $(a){var b,c=a._a;return c&&-2===j(a).overflow&&(b=c[gd]<0||c[gd]>11?gd:c[hd]<1||c[hd]>T(c[fd],c[gd])?hd:c[id]<0||c[id]>24||24===c[id]&&(0!==c[jd]||0!==c[kd]||0!==c[ld])?id:c[jd]<0||c[jd]>59?jd:c[kd]<0||c[kd]>59?kd:c[ld]<0||c[ld]>999?ld:-1,j(a)._overflowDayOfYear&&(fd>b||b>hd)&&(b=hd),j(a).overflow=b),a}function _(b){a.suppressDeprecationWarnings===!1&&"undefined"!=typeof console&&console.warn&&console.warn("Deprecation warning: "+b)}function aa(a,b){var c=!0;return g(function(){return c&&(_(a+"\n"+(new Error).stack),c=!1),b.apply(this,arguments)},b)}function ba(a,b){od[a]||(_(b),od[a]=!0)}function ca(a){var b,c,d=a._i,e=pd.exec(d);if(e){for(j(a).iso=!0,b=0,c=qd.length;c>b;b++)if(qd[b][1].exec(d)){a._f=qd[b][0];break}for(b=0,c=rd.length;c>b;b++)if(rd[b][1].exec(d)){a._f+=(e[6]||" ")+rd[b][0];break}d.match(ad)&&(a._f+="Z"),va(a)}else a._isValid=!1}function da(b){var c=sd.exec(b._i);return null!==c?void(b._d=new Date(+c[1])):(ca(b),void(b._isValid===!1&&(delete b._isValid,a.createFromInputFallback(b))))}function ea(a,b,c,d,e,f,g){var h=new Date(a,b,c,d,e,f,g);return 1970>a&&h.setFullYear(a),h}function fa(a){var b=new Date(Date.UTC.apply(null,arguments));return 1970>a&&b.setUTCFullYear(a),b}function ga(a){return ha(a)?366:365}function ha(a){return a%4===0&&a%100!==0||a%400===0}function 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