CoreMotion macOS 11.3 to 12.0 API Differences

Added CMHeadphoneMotionManager

Added +[CMHeadphoneMotionManager authorizationStatus]

Added CMHeadphoneMotionManager.delegate

Added CMHeadphoneMotionManager.deviceMotionAvailable

Added CMHeadphoneMotionManager.deviceMotionActive

Added CMHeadphoneMotionManager.deviceMotion

Added -[CMHeadphoneMotionManager startDeviceMotionUpdates]

Added -[CMHeadphoneMotionManager startDeviceMotionUpdatesToQueue:withHandler:]

Added -[CMHeadphoneMotionManager stopDeviceMotionUpdates]

Added CMHeadphoneMotionManagerDelegate

Added -[CMHeadphoneMotionManagerDelegate headphoneMotionManagerDidConnect:]

Added -[CMHeadphoneMotionManagerDelegate headphoneMotionManagerDidDisconnect:]