Merge pull request angular-ui#133 from alexilyaev/patch-1

Don't use 'use strict'; on the global scope

Author: thgreasi

src/sortable.js

@@ -1,5 +1,3 @@
-'use strict';
-
 /*
  jQuery UI Sortable plugin wrapper
 
@@ -10,6 +8,8 @@ angular.module('ui.sortable', [])
   .directive('uiSortable', [
     'uiSortableConfig', '$timeout', '$log',
     function(uiSortableConfig, $timeout, $log) {
+      'use strict';
+
       return {
         require: '?ngModel',
         link: function(scope, element, attrs, ngModel) {