title: Syntax "Selector" Swift 2.2
body: <p>I'm trying to fix my NSNotificationCenter and its not working     </p>
  
  <p><strong>the message :</strong></p>
  
  <pre><code>'Use of string literal for Objective-C selectors is deprecated; use '#selector' instead'.
  </code></pre>
  
  <p><strong>the line :</strong></p>
  
  <pre><code>NSNotificationCenter.defaultCenter().addObserver(self, Selector :#selector(GameViewController.goBack)(GameViewController.goBack), object: nil)
          self.dismissViewControllerAnimated(true, completion: {
          });
          }
  </code></pre>