Merge branch 'dev'

bin/Site/Category.js

@@ -142,6 +142,13 @@ define('package/quiqqer/bricks/bin/Site/Category', [
             this.updateSite();
         },
 
+        /**
+         * on control unload
+         */
+        unload: function () {
+            this.updateSite();
+        },
+
         /**
          * Update the internal site object
          */