// MARK: - 
// HACK to fix rotation with custom animations
// https://forums.developer.apple.com/thread/11612
// Call in viewWillAppear of affected view controllers
extension UIViewController {
    func rotateTopView(view:UIView) {
        if let superview = view.superview {
            rotateTopView(view: superview)
        } else {
            view.frame = UIWindow().frame
        }
    }
}