title: DocumentApp Script - Merge cell not working
body: <pre><code> cell.appendTable([["Hello"],["Hello","I","J"]])
  </code></pre>
  
  <p>Outputs to:</p>
  
  <pre><code>|Hello|
  |Hello|I    |J     |
  </code></pre>
  
  <p>I want to merge the first row.</p>
  
  <p>Developed in scripts.google.com DocumentApp. - With Table And Cell Element</p>