Remove JVET_K_AFFINE macro

source/App/EncoderApp/EncApp.cpp

source/App/EncoderApp/EncAppCfg.cpp

source/App/EncoderApp/EncAppCfg.h

source/Lib/CommonLib/CodingStatistics.h

source/Lib/CommonLib/CommonDef.h

source/Lib/CommonLib/ContextModelling.cpp

source/Lib/CommonLib/ContextModelling.h

source/Lib/CommonLib/Contexts.cpp

source/Lib/CommonLib/Contexts.h

source/Lib/CommonLib/InterPrediction.cpp

source/Lib/CommonLib/InterPrediction.h

source/Lib/CommonLib/InterpolationFilter.cpp

source/Lib/CommonLib/InterpolationFilter.h

source/Lib/CommonLib/LoopFilter.cpp

source/Lib/CommonLib/MotionInfo.h

source/Lib/CommonLib/Mv.cpp

source/Lib/CommonLib/Mv.h

source/Lib/CommonLib/RdCost.h

source/Lib/CommonLib/Slice.cpp

source/Lib/CommonLib/Slice.h