title: upload video in grocery crud
body: <p>I facing the problem in grocery crud while uploading a video file.  During upload process it's shows process image after finished that it's shows blank and video file doesn't upload. I already set 777 permission to my upload folder and I try to upload mp4, flv, 3gp file formats.</p>
  
  <p>Here is my PHP code</p>
  
  <pre><code>function test_video(){
      $crud=new grocery_CRUD();
      $crud-&gt;set_table('test');
      $crud-&gt;set_subject('Test Video');
      $crud-&gt;set_field_upload('url', 'assets/uploads');
  
      $output=$crud-&gt;render();        
      $this-&gt;_crud_output($output);
  }   
  </code></pre>
  
  <p>My DB structure is</p>
  
  <p>title varchar(50), 
  url text</p>
  
  <p>And I already gave 777 permission to uploads folder.</p>
  
  <p>Thanx</p>