Merge remote branch 'upstream/master'

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diff --git a/view/theme/diabook/js/jquery.mapquery.mqZoomSlider.js b/view/theme/diabook/js/jquery.mapquery.mqZoomSlider.js
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+/* Copyright (c) 2011 by MapQuery Contributors (see AUTHORS for
+ * full list of contributors). Published under the MIT license.
+ * See https://github.com/mapquery/mapquery/blob/master/LICENSE for the
+ * full text of the license. */
+
+
+/**
+#jquery.mapquery.mqZoomSlider.js
+The file containing the mqZoomSlider Widget
+
+### *$('selector')*.`mqZoomSlider([options])`
+_version added 0.1_
+####**Description**: create a widget to show a zoom slider
+
+ + **options**:
+  - **map**: the mapquery instance
+
+>Returns: widget
+
+
+The mqZoomSlider widget allows us to display a vertical zoom slider.
+
+
+     $('#zoomslider').mqZoomSlider({
+        map: '#map'
+     });
+
+ */
+(function($) {
+$.template('mqZoomSlider',
+    '<div class="mq-zoomslider ui-widget ui-helper-clearfix ">'+
+    '<div class="mq-zoomslider-slider"></div>'+
+    '</div>');
+
+$.widget("mapQuery.mqZoomSlider", {
+    options: {
+        // The MapQuery instance
+        map: undefined
+
+    },
+    _create: function() {
+        var map;
+        var zoom;
+        var numzoomlevels;
+        var self = this;
+        var element = this.element;
+
+        //get the mapquery object
+        map = $(this.options.map).data('mapQuery');
+
+        $.tmpl('mqZoomSlider').appendTo(element);
+
+        numzoomlevels = map.options.numZoomLevels;
+        $(".mq-zoomslider-slider", element).slider({
+           max: numzoomlevels,
+           min:2,
+           orientation: 'vertical',
+           step: 1,
+           value: numzoomlevels - map.center().zoom,
+           slide: function(event, ui) {
+               map.center({zoom:numzoomlevels-ui.value});
+           },
+           change: function(event, ui) {
+               map.center({zoom:numzoomlevels-ui.value});
+           }
+       });
+       map.bind("zoomend",
+            {widget:self,map:map,control:element},
+            self._onZoomEnd);
+
+    },
+    _destroy: function() {
+        this.element.removeClass(' ui-widget ui-helper-clearfix ' +
+                                 'ui-corner-all')
+            .empty();
+    },
+    _zoomEnd: function (element,map) {
+        var slider = element.find('.mq-zoomslider-slider');
+        slider.slider('value',map.options.numZoomLevels-map.center().zoom);
+    },
+    _onZoomEnd: function(evt) {
+        evt.data.widget._zoomEnd(evt.data.control,evt.data.map);
+    }
+});
+})(jQuery);
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