GameController macOS 10.12 to 10.13 API Differences

GameController.h
Modified #def GAMECONTROLLER_EXTERN
Header
FromGameController.h
ToGameControllerExtern.h

Modified #def GAMECONTROLLER_EXPORT
Header
FromGameController.h
ToGameControllerExtern.h

GameControllerExtern.h
Modified #def GAMECONTROLLER_EXTERN
Header
FromGameController.h
ToGameControllerExtern.h

Modified #def GAMECONTROLLER_EXPORT
Header
FromGameController.h
ToGameControllerExtern.h

GCMotion.h
Added GCMotion.hasAttitudeAndRotationRate