text: Ext.define('MyApp.model.Calendar', {
      extend: 'Gnt.model.Calendar',
      //CalendarClass:"",
      fields : [
          {name: "defaultAvailableAllocation"}
      ],
      getCalendarConfig:function(){
          var c = this.callParent(arguments);
          c.defaultAvailableAllocation=this.get("defaultAvailableAllocation");
          return c;
      }
  })