public function init()
 {
     $this->setSourcePath('@koactiveform/assets/js');
     $this->setupAssets('js', ['yii.koActiveForm', 'Model', 'Model.Base', 'ko.components.koActiveForm']);
     parent::init();
 }
 public function registerAssetFiles($view)
 {
     $manager = $view->getAssetManager();
     $this->jsOptions = ['data-main' => $manager->getAssetUrl($this, '/js/common')];
     parent::registerAssetFiles($view);
 }