Category Files changes

backend/modules/theme/controllers/CategoryController.php

@@ -6,7 +6,6 @@ use common\models\CategoryFiles;
 use Yii;
 use common\models\Category;
 use backend\modules\theme\models\search\CategorySearch;
-use yii\helpers\Html;
 use yii\web\Controller;
 use yii\web\NotFoundHttpException;
 use yii\filters\VerbFilter;

backend/modules/theme/views/category/index.php

@@ -27,6 +27,7 @@ $this->params['breadcrumbs'][] = $this->title;
         'filterModel' => $searchModel,
         'columns' => [
             ['class' => 'yii\grid\SerialColumn'],
+
 //            'id',
             'name',
 //            'slug',