public function disableSecurity()
 {
     QubitAcl::getInstance()->acl = new StubAcl();
     // PHP 5.3 only, but this will soon be a minimum requirement?
     $this->browser->addListener('controller.change_action', function (sfEvent $event) {
         $controller = $event->getSubject();
         // Total HACK, disable sfBasicSecurityFilter
         sfConfig::set('sf_secure_module', $event->module);
         sfConfig::set('sf_secure_action', $event->action);
     });
 }