title: how to create a default message in PFQueryTableViewController when no objects found
body: <p>I am looking to use the Parse PFQueryTableViewController to display a list of items stored in cloud.</p>
  
  <p>However, when there are no items, I am looking to show a default Message in the tableview via a customized tableview cell that says "No Item Found". </p>
  
  <p>I am looking for inputs on how  customize the PFQueryTableViewController to achieve this.</p>
  
  <p>Thanks in advance</p>