 
 class ViewController: UIViewController, UIPickerViewDataSource, UIPickerViewDelegate, UIImagePickerControllerDelegate, UINavigationControllerDelegate {
 
-
+    
     
     // Outlet & action - camera button 
     @IBOutlet var cameraButton: UIBarButtonItem!

    @IBOutlet var saveButton: UIBarButtonItem!
    @IBAction func saveButtonAction(sender: UIBarButtonItem) {
        
    }
    
    

        
        // disable save button
        self.saveButton.enabled = false
        
    }

    override func didReceiveMemoryWarning() {
