- Fix the warning messages
Animation API was changed:
startAnimatingwas renamed tostartRotationAnimation;stopAnimatingwas renamed tostopRotation;startAnimating(rotationTime: CFTimeInterval = 5.000, fullRotationCountInRotationTime: CGFloat = 7000)was deprecated, usestartContinuousRotationAnimation(with: speed)instead;startAnimating(indefiniteRotationTimeInSeconds: Int, finishIndex: Int, _ completion: ((Bool) -> Void)?)was deprecated, usestartRotationAnimation(finishIndex:continuousRotationTime:completion:)instead;