title: tabulator adding element to columns and do action
body: <p>I have a very bad problem while working with Tabulator plugin.
  I have a column which contains the title.Now I want to have another column to put 3 buttons inside it.</p>
  <ol>
  <li>One <code>&lt;a&gt;</code> tag button to go to the link.</li>
  <li>One button to edit;I want to show me a modal and call an ajax.</li>
  <li>I already have a switch button plugin.I don't know how can I add it to this column and active it.</li>
  </ol>
  <ul>
  <li>I couldn't find my answer in Tabulator documents.</li>
  </ul>