title: how to show image in yajra datatable column , laravel5.3
body: <p>i am adding a column in datatable for image like this : </p>
  
  <pre><code>-&gt;addColumn('product_brand_logo', function ($product_brand) {
      return '&lt;img src="{{ URL::to('upload/image')'.$img-&gt;image.'" border="0" width="40" class="img-rounded" align="center" /&gt;';
  </code></pre>
  
  <p>its not working the output in inspect </p>
  
  <pre><code>| {{ URL::to('upload/image')imagename.png}}|
  </code></pre>
  
  <p>using <strong>laravel 5.3</strong>, <strong>yajra datatable 6.0</strong></p>