     }
     
     @IBAction func unwindFromView(segue: UIStoryboardSegue) {}
+    
+    deinit {
+        print("remove ViewController")
+    }
 }
 
 class BlueViewController : UIViewController {

        dismissViewControllerAnimated(true, completion: nil)
    }
    
}

    }
    
    @objc internal func transitionDuration(transitionContext: UIViewControllerContextTransitioning?) -> NSTimeInterval {
        return 3
    }
    
    @objc internal func animateTransition(transitionContext: UIViewControllerContextTransitioning) {
