Merge branch 'master' of https://vcgit.hhi.fraunhofer.de/crhelmrich/VVCSoftware_VTM into QPA-fixes

cfg/encoder_intra_vtm.cfg

cfg/encoder_lowdelay_vtm.cfg

cfg/per-sequence/Robot_444.cfg

cfg/per-sequence/Robot_RGB.cfg

doc/software-manual.tex

source/App/DecoderApp/DecApp.cpp

source/App/DecoderApp/DecApp.h

source/App/EncoderApp/EncApp.cpp

source/App/EncoderApp/EncAppCfg.cpp

source/App/EncoderApp/EncAppCfg.h

source/App/Parcat/parcat.cpp

source/Lib/CommonLib/AdaptiveLoopFilter.cpp

source/Lib/CommonLib/AdaptiveLoopFilter.h

source/Lib/CommonLib/Buffer.cpp

source/Lib/CommonLib/Buffer.h

source/Lib/CommonLib/CodingStructure.cpp

source/Lib/CommonLib/CodingStructure.h

source/Lib/CommonLib/CommonDef.h

source/Lib/CommonLib/ContextModelling.cpp

source/Lib/CommonLib/Contexts.cpp