title: Parsing RSS file with zend 2 feed , i cant get media tag
body: <p>I just can't seem to be able to solve this. I want to get the media:thumbnail from an RSS file . using ZF2 ; Zend\Frame a follow the manual but i cant get images from the xml file , any idea plz :)</p>
  
  <p>that the controller Code :</p>
  
  <pre><code>&lt;?php
  
  namespace RSS\Controller;
  
  use Zend\Mvc\Controller\AbstractActionController;
  use Zend\View\Model\ViewModel;
  use Zend\Feed\Reader as feed;
  
  class IndexController extends AbstractActionController
  {
  
      public function indexAction(){
  
          try{
  
              $rss =            feed\Reader::import('http://www.wdcdn.net/rss/presentation/library/client/skunkus/id/cc3d06c1cc3834464aef22836c55d13a');
          }catch (feed\Exception\RuntimeException $e){
              echo "error : " . $e-&gt;getMessage();
              exit;
          }
  
         $channel = array(
              'title'       =&gt; $rss-&gt;getTitle(),
              'description' =&gt; $rss-&gt;getDescription(),
              'link'        =&gt; $rss-&gt;getLink(),
              'items'       =&gt; array()
          );
  
          foreach($rss as $item){
              $channel['items'][] = array(
                  'title'       =&gt; $item-&gt;getTitle(),
                  'link'        =&gt; $item-&gt;getLink(),
                  'description' =&gt; $item-&gt;getDescription(),
                 // 'image'       =&gt; $item-&gt;getImage(),
              );
          }
  
          return new  ViewModel(array(
              'channel' =&gt; $channel
          ));
      }
  
  
  }
  </code></pre>