Merge branch 'fix_split_parallel' into 'master'

source/Lib/CommonLib/CodingStructure.cpp

source/Lib/CommonLib/InterPrediction.h

source/Lib/CommonLib/Picture.cpp

source/Lib/CommonLib/RdCost.cpp

source/Lib/CommonLib/Reshape.h

source/Lib/DecoderLib/DecCu.h

source/Lib/EncoderLib/EncCu.cpp

source/Lib/EncoderLib/EncCu.h

source/Lib/EncoderLib/EncLib.cpp

source/Lib/EncoderLib/EncLib.h

source/Lib/EncoderLib/EncModeCtrl.cpp

source/Lib/EncoderLib/EncModeCtrl.h

source/Lib/EncoderLib/EncReshape.cpp

source/Lib/EncoderLib/EncReshape.h

source/Lib/EncoderLib/EncSlice.cpp

source/Lib/EncoderLib/InterSearch.cpp