Update Umbraco to 7.12.2

WebCms/Umbraco/lib/umbraco/Extensions.js

@@ -1,4 +1,4 @@
-(function () {
+(function () {
 
     //JavaScript extension methods on the core JavaScript objects (like String, Date, etc...)
     if (!Date.prototype.toIsoDateTimeString) {
@@ -69,22 +69,6 @@
         };
     }
 
-    if (!String.prototype.htmlEncode) {
-        /** htmlEncode extension method for string */
-        String.prototype.htmlEncode = function () {
-            //create a in-memory div, set it's inner text(which jQuery automatically encodes)
-            //then grab the encoded contents back out.  The div never exists on the page.
-            return $('<div/>').text(this).html();
-        };
-    }
-
-    if (!String.prototype.htmlDecode) {
-        /** htmlDecode extension method for string */
-        String.prototype.htmlDecode = function () {
-            return $('<div/>').html(this).text();
-        };
-    }
-
     if (!String.prototype.startsWith) {
         /** startsWith extension method for string */
         String.prototype.startsWith = function (str) {            
@@ -100,27 +84,21 @@
         };
     }
     
-    if (!String.prototype.trimStart) {
-        
-        /** trims the start of the string*/
-        String.prototype.trimStart = function (str) {
-            if (this.startsWith(str)) {
-                return this.substring(str.length);
-            }
-            return this;
-        };
-    }
-    
-    if (!String.prototype.trimEnd) {
+    /** trims the start of the string*/
+    String.prototype.trimStart = function (str) {
+        if (this.startsWith(str)) {
+            return this.substring(str.length);
+        }
+        return this;
+    };
 
-        /** trims the end of the string*/
-        String.prototype.trimEnd = function (str) {
-            if (this.endsWith(str)) {
-                return this.substring(0, this.length - str.length);
-            }
-            return this;
-        };
-    }
+    /** trims the end of the string*/
+    String.prototype.trimEnd = function (str) {
+        if (this.endsWith(str)) {
+            return this.substring(0, this.length - str.length);
+        }
+        return this;
+    };
 
     if (!String.prototype.utf8Encode) {
 
@@ -348,4 +326,4 @@
     }
 
 
-})();
+})();