update timeago to latest (#5139)

public/vendor/jquery/timeago/jquery.timeago.js

@@ -3,7 +3,7 @@
  * updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago").
  *
  * @name timeago
- * @version 1.4.1
+ * @version 1.5.3
  * @requires jQuery v1.2.3+
  * @author Ryan McGeary
  * @license MIT License - http://www.opensource.org/licenses/mit-license.php
@@ -18,6 +18,8 @@
   if (typeof define === 'function' && define.amd) {
     // AMD. Register as an anonymous module.
     define(['jquery'], factory);
+  } else if (typeof module === 'object' && typeof module.exports === 'object') {
+    factory(require('jquery'));
   } else {
     // Browser globals
     factory(jQuery);
@@ -43,6 +45,7 @@
       allowFuture: false,
       localeTitle: false,
       cutoff: 0,
+      autoDispose: true,
       strings: {
         prefixAgo: null,
         prefixFromNow: null,
@@ -144,10 +147,10 @@
         this._timeagoInterval = setInterval(refresh_el, $s.refreshMillis);
       }
     },
-    update: function(time){
-      var parsedTime = $t.parse(time);
-      $(this).data('timeago', { datetime: parsedTime });
-      if($t.settings.localeTitle) $(this).attr("title", parsedTime.toLocaleString());
+    update: function(timestamp) {
+      var date = (timestamp instanceof Date) ? timestamp : $t.parse(timestamp);
+      $(this).data('timeago', { datetime: date });
+      if ($t.settings.localeTitle) $(this).attr("title", date.toLocaleString());
       refresh.apply(this);
     },
     updateFromDOM: function() {
@@ -175,19 +178,24 @@
   };
 
   function refresh() {
+    var $s = $t.settings;
+
     //check if it's still visible
-    if(!$.contains(document.documentElement,this)){
+    if ($s.autoDispose && !$.contains(document.documentElement,this)) {
       //stop if it has been removed
       $(this).timeago("dispose");
       return this;
     }
 
     var data = prepareData(this);
-    var $s = $t.settings;
 
     if (!isNaN(data.datetime)) {
       if ( $s.cutoff == 0 || Math.abs(distance(data.datetime)) < $s.cutoff) {
         $(this).text(inWords(data.datetime));
+      } else {
+        if ($(this).attr('title').length > 0) {
+            $(this).text($(this).attr('title'));
+        }
       }
     }
     return this;