code: function() {
  								jQuery.each(req.apps, function(idx, item) {
  									item.name = item.name || item.appId;
  									F2.log('Removed failed ' + item.name + ' app', item);
  									F2.AppHandlers.__trigger(
  										_sAppHandlerToken,
  										F2.Constants.AppHandlers.APP_MANIFEST_REQUEST_FAIL,
  										item // the app config
  									);
  									F2.removeApp(item.instanceId);
  								});
  							}
docs: setup defaults and callbacks