Merge branch 'clean272' into 'master'

source/App/BitstreamExtractorApp/BitstreamExtractorApp.h

source/App/BitstreamExtractorApp/BitstreamExtractorAppCfg.h

source/App/DecoderApp/DecApp.h

source/App/DecoderApp/DecAppCfg.h

source/App/EncoderApp/EncAppCfg.cpp

source/App/SEIFilmGrainApp/SEIFilmGrainApp.h

source/App/SEIFilmGrainApp/SEIFilmGrainAppCfg.h

source/App/SEIRemovalApp/SEIRemovalApp.h

source/App/SEIRemovalApp/SEIRemovalAppCfg.h

source/App/StreamMergeApp/StreamMergeApp.h

source/App/StreamMergeApp/StreamMergeAppCfg.h

source/Lib/CommonLib/BitStream.h

source/Lib/CommonLib/CommonDef.h

source/Lib/CommonLib/ProfileLevelTier.h

source/Lib/CommonLib/Reshape.h

source/Lib/DecoderLib/DecCu.h

source/Lib/DecoderLib/DecSlice.h

source/Lib/DecoderLib/SEIread.h

source/Lib/EncoderLib/Analyze.h

source/Lib/EncoderLib/EncCfg.h