title: How to reload data in UITableView when popping view controller
body: <p>If I have two <code>ViewControllers</code> one which contains a <code>UITableView</code> and another which updates data in the <code>tableView</code>. How would I reload the table data once I pop of the <code>viewController</code> and go back to the view with the <code>tableView</code>?</p>
  
  <p>I already tried using <code>viewDidAppear</code></p>