/**
  * Return if this is a plugin module (for the frontend of the website) or not.
  *
  * @see CMSModule::IsPluginModule()
  * @abstract
  * @return bool
  */
 public function IsPluginModule()
 {
     if (get_class($this) == MOD_CGEXTENSIONS) {
         return true;
     }
     return parent::IsPluginModule();
 }