 class FeedbackViewController: UIViewController {
     
     static let ImageAnnotationControllerSegueIdentifier = "showAnnotationScreen"
+    static let DescriptionTextViewPlaceholder = "Add some description here..."
     
     var screenshot: UIImage?
     var url: NSURL?

        self.screenshot = image
    }
}

        descriptionTextView.textContainerInset = UIEdgeInsetsZero
        descriptionTextView.contentInset = UIEdgeInsetsZero
        descriptionTextView.font = UIFont.systemFontOfSize(14)
        descriptionTextView.text = FeedbackViewController.DescriptionTextViewPlaceholder
        descriptionTextView.textColor = UIColor.lightGrayColor()
        descriptionTextView.delegate = self
        view.addSubview(descriptionTextView)
        
        let metrics = ["sideSpacing": 3, "topSpacing": 5]
