Metal iOS 11.0 Beta 3 to Beta 4 API Differences

MTLArgument.h
Removed MTLDataTypeR8Unorm
Removed MTLDataTypeR8Snorm
Removed MTLDataTypeR16Unorm
Removed MTLDataTypeR16Snorm
Removed MTLDataTypeRG8Unorm
Removed MTLDataTypeRG8Snorm
Removed MTLDataTypeRG16Unorm
Removed MTLDataTypeRG16Snorm
Removed MTLDataTypeRGBA8Unorm
Removed MTLDataTypeRGBA8Unorm_sRGB
Removed MTLDataTypeRGBA8Snorm
Removed MTLDataTypeRGBA16Unorm
Removed MTLDataTypeRGBA16Snorm
Removed MTLDataTypeRGB10A2Unorm
Removed MTLDataTypeRG11B10Float
Removed MTLDataTypeRGB9E5Float
MTLArgumentEncoder.h
Modified MTLArgumentEncoder.alignment
Optional
FromOptional
ToRequired