Commands return immediately and signalr is used to control the UI

UI/Shared/Toolbar/ToolbarLayout.js

@@ -30,10 +30,8 @@ define(
                 this.left = options.left;
                 this.right = options.right;
                 this.toolbarContext = options.context;
-
             },
 
-
             onShow: function () {
                 if (this.left) {
                     _.each(this.left, this._showToolbarLeft, this);
@@ -51,7 +49,6 @@ define(
                 this._showToolbar(element, index, 'right');
             },
 
-
             _showToolbar: function (buttonGroup, index, position) {
 
                 var groupCollection = new ButtonCollection();