<?php

namespace haqqi\storm;

use mimicreative\datatables\assets\DataTableAsset;
use yii\base\Application;
use yii\base\BootstrapInterface;
use yii\base\Event;
use yii\web\View;

class Bootstrap implements BootstrapInterface {

  public function bootstrap($app) {

    $app->on(Application::EVENT_BEFORE_REQUEST, function ($event) {
      /**
       * @var $event Event
       */

      \Yii::$container->set('yii\web\JqueryAsset', [
        'js'        => ['jquery.min.js'],
        'jsOptions' => ['position' => View::POS_HEAD]
      ]);

      \Yii::$container->set('yii\bootstrap\BootstrapAsset', [
        'css' => ['css/bootstrap.min.css']
      ]);

      \Yii::$container->set('yii\bootstrap\BootstrapPluginAsset', [
        'js'        => ['js/bootstrap.min.js'],
        'jsOptions' => ['position' => View::POS_HEAD]
      ]);

      \Yii::$container->set('mimicreative\assets\MetisMenuAsset', [
        'css' => []
      ]);

      \Yii::$container->set('mimicreative\datatables\assets\DataTableAsset', [
        'styling' => DataTableAsset::STYLING_BOOTSTRAP
      ]);
    });
  }

}
<?php

namespace haqqi\storm;

use yii\base\Application;
use yii\base\BootstrapInterface;
use yii\base\Event;
use yii\web\View;

class Bootstrap implements BootstrapInterface {

  public function bootstrap($app) {

    $app->on(Application::EVENT_BEFORE_REQUEST, function ($event) {
      /**
       * @var $event Event
       */

      \Yii::$container->set('yii\web\JqueryAsset', [
        'js'        => ['jquery.min.js'],
        'jsOptions' => ['position' => View::POS_HEAD]
      ]);

      \Yii::$container->set('yii\bootstrap\BootstrapAsset', [
        'css' => ['css/bootstrap.min.css']
      ]);

      \Yii::$container->set('yii\bootstrap\BootstrapPluginAsset', [
        'js'        => ['js/bootstrap.min.js'],
        'jsOptions' => ['position' => View::POS_HEAD]
      ]);

      \Yii::$container->set('mimicreative\assets\MetisMenuAsset', [
        'css' => []
      ]);
    });
  }

}
--- 
+++ 
@@ -2,6 +2,7 @@
 
 namespace haqqi\storm;
 
+use mimicreative\datatables\assets\DataTableAsset;
 use yii\base\Application;
 use yii\base\BootstrapInterface;
 use yii\base\Event;
@@ -33,6 +34,10 @@
       \Yii::$container->set('mimicreative\assets\MetisMenuAsset', [
         'css' => []
       ]);
+
+      \Yii::$container->set('mimicreative\datatables\assets\DataTableAsset', [
+        'styling' => DataTableAsset::STYLING_BOOTSTRAP
+      ]);
     });
   }
 
Create styling by default to bootstrap
