diff --git a/public/vendor/jquery/textcomplete/jquery.textcomplete.js b/public/vendor/jquery/textcomplete/jquery.textcomplete.js
index e42ac31bbf..b4ccd18cfc 100644
--- a/public/vendor/jquery/textcomplete/jquery.textcomplete.js
+++ b/public/vendor/jquery/textcomplete/jquery.textcomplete.js
@@ -17,7 +17,7 @@
  * Repository: https://github.com/yuku-t/jquery-textcomplete
  * License:    MIT (https://github.com/yuku-t/jquery-textcomplete/blob/master/LICENSE)
  * Author:     Yuku Takahashi
- * Version:    1.3.4
+ * Version:    1.7.3
  */
 
 if (typeof jQuery === 'undefined') {
@@ -137,10 +137,6 @@ if (typeof jQuery === 'undefined') {
     return Object.prototype.toString.call(obj) === '[object String]';
   };
 
-  var isFunction = function (obj) {
-    return Object.prototype.toString.call(obj) === '[object Function]';
-  };
-
   var uniqueId = 0;
 
   function Completer(element, option) {
@@ -148,32 +144,46 @@ if (typeof jQuery === 'undefined') {
     this.id         = 'textcomplete' + uniqueId++;
     this.strategies = [];
     this.views      = [];
-    this.option     = $.extend({}, Completer._getDefaults(), option);
+    this.option     = $.extend({}, Completer.defaults, option);
 
     if (!this.$el.is('input[type=text]') && !this.$el.is('input[type=search]') && !this.$el.is('textarea') && !element.isContentEditable && element.contentEditable != 'true') {
       throw new Error('textcomplete must be called on a Textarea or a ContentEditable.');
     }
 
-    if (element === document.activeElement) {
+    // use ownerDocument to fix iframe / IE issues
+    if (element === element.ownerDocument.activeElement) {
       // element has already been focused. Initialize view objects immediately.
       this.initialize()
     } else {
       // Initialize view objects lazily.
       var self = this;
       this.$el.one('focus.' + this.id, function () { self.initialize(); });
+
+      // Special handling for CKEditor: lazy init on instance load
+      if ((!this.option.adapter || this.option.adapter == 'CKEditor') && typeof CKEDITOR != 'undefined' && (this.$el.is('textarea'))) {
+        CKEDITOR.on("instanceReady", function(event) {
+          event.editor.once("focus", function(event2) {
+            // replace the element with the Iframe element and flag it as CKEditor
+            self.$el = $(event.editor.editable().$);
+            if (!self.option.adapter) {
+              self.option.adapter = $.fn.textcomplete['CKEditor'];
+              self.option.ckeditor_instance = event.editor;
+            }
+            self.initialize();
+          });
+        });
+      }
     }
   }
 
-  Completer._getDefaults = function () {
-    if (!Completer.DEFAULTS) {
-      Completer.DEFAULTS = {
-        appendTo: $('body'),
-        zIndex: '100'
-      };
-    }
-
-    return Completer.DEFAULTS;
-  }
+  Completer.defaults = {
+    appendTo: 'body',
+    className: '',  // deprecated option
+    dropdownClassName: 'dropdown-menu textcomplete-dropdown',
+    maxCount: 10,
+    zIndex: '100',
+    rightEdgeOffset: 30
+  };
 
   $.extend(Completer.prototype, {
     // Public properties
@@ -185,12 +195,26 @@ if (typeof jQuery === 'undefined') {
     adapter:    null,
     dropdown:   null,
     $el:        null,
+    $iframe:    null,
 
     // Public methods
     // --------------
 
     initialize: function () {
       var element = this.$el.get(0);
+      
+      // check if we are in an iframe
+      // we need to alter positioning logic if using an iframe
+      if (this.$el.prop('ownerDocument') !== document && window.frames.length) {
+        for (var iframeIndex = 0; iframeIndex < window.frames.length; iframeIndex++) {
+          if (this.$el.prop('ownerDocument') === window.frames[iframeIndex].document) {
+            this.$iframe = $(window.frames[iframeIndex].frameElement);
+            break;
+          }
+        }
+      }
+      
+      
       // Initialize view objects.
       this.dropdown = new $.fn.textcomplete.Dropdown(element, this, this.option);
       var Adapter, viewName;
@@ -282,7 +306,7 @@ if (typeof jQuery === 'undefined') {
         var strategy = this.strategies[i];
         var context = strategy.context(text);
         if (context || context === '') {
-          var matchRegexp = isFunction(strategy.match) ? strategy.match(text) : strategy.match;
+          var matchRegexp = $.isFunction(strategy.match) ? strategy.match(text) : strategy.match;
           if (isString(context)) { text = context; }
           var match = text.match(matchRegexp);
           if (match) { return [strategy, match[strategy.index], match]; }
@@ -400,7 +424,7 @@ if (typeof jQuery === 'undefined') {
       var $parent = option.appendTo;
       if (!($parent instanceof $)) { $parent = $($parent); }
       var $el = $('<ul></ul>')
-        .addClass('dropdown-menu textcomplete-dropdown')
+        .addClass(option.dropdownClassName)
         .attr('id', 'textcomplete-dropdown-' + option._oid)
         .css({
           display: 'none',
@@ -423,7 +447,7 @@ if (typeof jQuery === 'undefined') {
     footer:    null,
     header:    null,
     id:        null,
-    maxCount:  10,
+    maxCount:  null,
     placement: '',
     shown:     false,
     data:      [],     // Shown zipped data.
@@ -446,8 +470,8 @@ if (typeof jQuery === 'undefined') {
 
     render: function (zippedData) {
       var contentsHtml = this._buildContents(zippedData);
-      var unzippedData = $.map(this.data, function (d) { return d.value; });
-      if (this.data.length) {
+      var unzippedData = $.map(zippedData, function (d) { return d.value; });
+      if (zippedData.length) {
         var strategy = zippedData[0].strategy;
         if (strategy.id) {
           this.$el.attr('data-strategy', strategy.id);
@@ -481,7 +505,7 @@ if (typeof jQuery === 'undefined') {
           return false;
         if($(this).css('position') === 'fixed') {
           pos.top -= $window.scrollTop();
-          pos.left -= $window.scrollLeft();					
+          pos.left -= $window.scrollLeft();
           position = 'fixed';
           return false;
         }
@@ -786,7 +810,10 @@ if (typeof jQuery === 'undefined') {
       var windowScrollBottom = $window.scrollTop() + $window.height();
       var height = this.$el.height();
       if ((this.$el.position().top + height) > windowScrollBottom) {
-        this.$el.offset({top: windowScrollBottom - height});
+        // only do this if we are not in an iframe
+        if (!this.completer.$iframe) {
+          this.$el.offset({top: windowScrollBottom - height});
+        }
       }
     },
 
@@ -795,7 +822,7 @@ if (typeof jQuery === 'undefined') {
       // to the document width so we don't know if we would have overrun it. As a heuristic to avoid that clipping
       // (which makes our elements wrap onto the next line and corrupt the next item), if we're close to the right
       // edge, move left. We don't know how far to move left, so just keep nudging a bit.
-      var tolerance = 30; // pixels. Make wider than vertical scrollbar because we might not be able to use that space.
+      var tolerance = this.option.rightEdgeOffset; // pixels. Make wider than vertical scrollbar because we might not be able to use that space.
       var lastOffset = this.$el.offset().left, offset;
       var width = this.$el.width();
       var maxLeft = $window.width() - tolerance;
@@ -1008,6 +1035,7 @@ if (typeof jQuery === 'undefined') {
         case 13: // ENTER
         case 40: // DOWN
         case 38: // UP
+        case 27: // ESC
           return true;
       }
       if (clickEvent.ctrlKey) switch (clickEvent.keyCode) {
@@ -1041,12 +1069,14 @@ if (typeof jQuery === 'undefined') {
       var pre = this.getTextFromHeadToCaret();
       var post = this.el.value.substring(this.el.selectionEnd);
       var newSubstr = strategy.replace(value, e);
+      var regExp;
       if (typeof newSubstr !== 'undefined') {
         if ($.isArray(newSubstr)) {
           post = newSubstr[1] + post;
           newSubstr = newSubstr[0];
         }
-        pre = pre.replace(strategy.match, newSubstr);
+        regExp = $.isFunction(strategy.match) ? strategy.match(pre) : strategy.match;
+        pre = pre.replace(regExp, newSubstr);
         this.$el.val(pre + post);
         this.el.selectionStart = this.el.selectionEnd = pre.length;
       }
@@ -1063,7 +1093,8 @@ if (typeof jQuery === 'undefined') {
       var p = $.fn.textcomplete.getCaretCoordinates(this.el, this.el.selectionStart);
       return {
         top: p.top + this._calculateLineHeight() - this.$el.scrollTop(),
-        left: p.left - this.$el.scrollLeft()
+        left: p.left - this.$el.scrollLeft(),
+        lineHeight: this._calculateLineHeight()
       };
     },
 
@@ -1112,12 +1143,14 @@ if (typeof jQuery === 'undefined') {
       var pre = this.getTextFromHeadToCaret();
       var post = this.el.value.substring(pre.length);
       var newSubstr = strategy.replace(value, e);
+      var regExp;
       if (typeof newSubstr !== 'undefined') {
         if ($.isArray(newSubstr)) {
           post = newSubstr[1] + post;
           newSubstr = newSubstr[0];
         }
-        pre = pre.replace(strategy.match, newSubstr);
+        regExp = $.isFunction(strategy.match) ? strategy.match(pre) : strategy.match;
+        pre = pre.replace(regExp, newSubstr);
         this.$el.val(pre + post);
         this.el.focus();
         var range = this.el.createTextRange();
@@ -1163,30 +1196,35 @@ if (typeof jQuery === 'undefined') {
     // When an dropdown item is selected, it is executed.
     select: function (value, strategy, e) {
       var pre = this.getTextFromHeadToCaret();
-      var sel = window.getSelection()
+      // use ownerDocument instead of window to support iframes
+      var sel = this.el.ownerDocument.getSelection();
+      
       var range = sel.getRangeAt(0);
       var selection = range.cloneRange();
       selection.selectNodeContents(range.startContainer);
       var content = selection.toString();
       var post = content.substring(range.startOffset);
       var newSubstr = strategy.replace(value, e);
+      var regExp;
       if (typeof newSubstr !== 'undefined') {
         if ($.isArray(newSubstr)) {
           post = newSubstr[1] + post;
           newSubstr = newSubstr[0];
         }
-        pre = pre.replace(strategy.match, newSubstr);
+        regExp = $.isFunction(strategy.match) ? strategy.match(pre) : strategy.match;
+        pre = pre.replace(regExp, newSubstr)
+            .replace(/ $/, "&nbsp"); // &nbsp necessary at least for CKeditor to not eat spaces
         range.selectNodeContents(range.startContainer);
         range.deleteContents();
         
         // create temporary elements
-        var preWrapper = document.createElement("div");
+        var preWrapper = this.el.ownerDocument.createElement("div");
         preWrapper.innerHTML = pre;
-        var postWrapper = document.createElement("div");
+        var postWrapper = this.el.ownerDocument.createElement("div");
         postWrapper.innerHTML = post;
         
         // create the fragment thats inserted
-        var fragment = document.createDocumentFragment();
+        var fragment = this.el.ownerDocument.createDocumentFragment();
         var childNode;
         var lastOfPre;
         while (childNode = preWrapper.firstChild) {
@@ -1219,8 +1257,8 @@ if (typeof jQuery === 'undefined') {
     //
     // Dropdown's position will be decided using the result.
     _getCaretRelativePosition: function () {
-      var range = window.getSelection().getRangeAt(0).cloneRange();
-      var node = document.createElement('span');
+      var range = this.el.ownerDocument.getSelection().getRangeAt(0).cloneRange();
+      var node = this.el.ownerDocument.createElement('span');
       range.insertNode(node);
       range.selectNodeContents(node);
       range.deleteContents();
@@ -1229,6 +1267,17 @@ if (typeof jQuery === 'undefined') {
       position.left -= this.$el.offset().left;
       position.top += $node.height() - this.$el.offset().top;
       position.lineHeight = $node.height();
+      
+      // special positioning logic for iframes
+      // this is typically used for contenteditables such as tinymce or ckeditor
+      if (this.completer.$iframe) {
+        var iframePosition = this.completer.$iframe.offset();
+        position.top += iframePosition.top;
+        position.left += iframePosition.left;
+        //subtract scrollTop from element in iframe
+        position.top -= this.$el.scrollTop(); 
+      }
+      
       $node.remove();
       return position;
     },
@@ -1242,7 +1291,7 @@ if (typeof jQuery === 'undefined') {
     //   this.getTextFromHeadToCaret()
     //   // => ' wor'  // not '<b>hello</b> wor'
     getTextFromHeadToCaret: function () {
-      var range = window.getSelection().getRangeAt(0);
+      var range = this.el.ownerDocument.getSelection().getRangeAt(0);
       var selection = range.cloneRange();
       selection.selectNodeContents(range.startContainer);
       return selection.toString().substring(0, range.startOffset);
@@ -1252,6 +1301,39 @@ if (typeof jQuery === 'undefined') {
   $.fn.textcomplete.ContentEditable = ContentEditable;
 }(jQuery);
 
+// NOTE: TextComplete plugin has contenteditable support but it does not work
+//       fine especially on old IEs.
+//       Any pull requests are REALLY welcome.
+
++function ($) {
+  'use strict';
+
+  // CKEditor adapter
+  // =======================
+  //
+  // Adapter for CKEditor, based on contenteditable elements.
+  function CKEditor (element, completer, option) {
+    this.initialize(element, completer, option);
+  }
+
+  $.extend(CKEditor.prototype, $.fn.textcomplete.ContentEditable.prototype, {
+    _bindEvents: function () {
+      var $this = this;
+      this.option.ckeditor_instance.on('key', function(event) {
+        var domEvent = event.data;
+        $this._onKeyup(domEvent);
+        if ($this.completer.dropdown.shown && $this._skipSearch(domEvent)) {
+          return false;
+        }
+      }, null, null, 1); // 1 = Priority = Important!
+      // we actually also need the native event, as the CKEditor one is happening to late
+      this.$el.on('keyup.' + this.id, $.proxy(this._onKeyup, this));
+    },
+});
+
+  $.fn.textcomplete.CKEditor = CKEditor;
+}(jQuery);
+
 // The MIT License (MIT)
 // 
 // Copyright (c) 2015 Jonathan Ong me@jongleberry.com