Merge branch 'master' into 'Q0468-min-Luma-CU-size'

...onCTC-SliceConfigExamples/subpicture_4Slice2HorSubPic.cfg

...onCTC-SliceConfigExamples/subpicture_4Slice2VerSubPic.cfg

source/App/DecoderApp/DecApp.cpp

source/App/DecoderApp/DecAppCfg.cpp

source/App/DecoderApp/DecAppCfg.h

source/Lib/CommonLib/AdaptiveLoopFilter.cpp

source/Lib/CommonLib/InterPrediction.cpp

source/Lib/CommonLib/InterpolationFilter.cpp

source/Lib/CommonLib/InterpolationFilter.h

source/Lib/CommonLib/IntraPrediction.cpp

source/Lib/CommonLib/Slice.cpp

source/Lib/CommonLib/Slice.h

source/Lib/CommonLib/TypeDef.h

source/Lib/CommonLib/UnitTools.cpp

source/Lib/DecoderLib/CABACReader.cpp

source/Lib/DecoderLib/DecLib.cpp

source/Lib/DecoderLib/DecLib.h

source/Lib/DecoderLib/VLCReader.cpp

source/Lib/EncoderLib/EncCu.cpp

source/Lib/EncoderLib/EncCu.h