CoreAudio iOS 11.4 to 12.0 API Differences

CoreAudioTypes.h

Added kAudioChannelLabel_BinauralLeft

Added kAudioChannelLabel_BinauralRight

Added kAudioChannelLabel_BeginReserved

Added kAudioChannelLabel_EndReserved

Added kAudioChannelLayoutTag_BeginReserved

Added kAudioChannelLayoutTag_EndReserved