refactor(tags): simplify with ui-keyup, see #4141

public/js/controllers/filtersCtrl.js

@@ -33,10 +33,4 @@ habitrpg.controller("FiltersCtrl", ['$scope', '$rootScope', 'User', 'Shared',
       User.user.ops.addTag({body:{name:name, id:Shared.uuid()}});
       $scope._newTag = '';
     };
-    
-    $scope.checkKeyForSaving = function($event) {
-      if($event.keyCode === 13) {
-        $scope.saveOrEdit();
-      }
-    };
 }]);

views/main/filters.jade

@@ -26,7 +26,7 @@
         ul(ng-if='_editing')
           li.filters-edit(ng-class='{active: user.filters[tag.id]}', ng-repeat='tag in user.tags', bindonce='user.tags')
             form.hrpg-input-group
-              input(type='text', ng-model='tag.name', ng-keyup='checkKeyForSaving($event)')
+              input(type='text', ng-model='tag.name', ui-keyup="{13: 'saveOrEdit()'}")
               button(type='button', ng-click='user.ops.deleteTag({params:{id:tag.id}})')
                 span.glyphicon.glyphicon-trash
         ul(ng-if='!_editing', hrpg-sort-tags)