title: Reloading tableview data from custom cell
body: <p>I have a tableView with custom cell.</p>
  
  <p>I also have a .swift-file for this custrom cell.</p>
  
  <p>In this file I have a function which doesn't have a sender:AnyObject in entering parameters.</p>
  
  <p>How can I call tableView.reloadData() from this function?</p>