Fixes let usage

RELEASE-NOTES.md

@@ -1,5 +1,10 @@
 ## RELEASE NOTES
 
+### Version 2.2.6 - October, 27, 2016
+
+**Bugs**
+-**Tab** - Hotfix for accidental use of ES6 `let`
+
 ### Version 2.2.5 - October, 27, 2016
 
 **Bugs**

src/definitions/modules/tab.js

@@ -478,7 +478,7 @@ $.fn.tab = function(parameters) {
 
                   if(typeof settings.cacheType == 'string' && settings.cacheType.toLowerCase() == 'dom' && $tab.children().length > 0) {
                     setTimeout(function() {
-                      let
+                      var
                         $clone = $tab.children().clone(true)
                       ;
                       $clone = $clone.not('script');