Merge EE1-1.1 code changes (JVET-AD0156)

.gitattributes

CMakeLists.txt

README.md

cfg/nn-based/NnlfOption_3.cfg

models/NnlfSetLC/LC_float_model0.sadl

models/NnlfSetLC/LC_float_model1.sadl

models/NnlfSetLC/LC_float_model2.sadl

models/NnlfSetLC/LC_float_model3.sadl

models/NnlfSetLC/LC_int16_model0.sadl

models/NnlfSetLC/LC_int16_model1.sadl

models/NnlfSetLC/LC_int16_model2.sadl

models/NnlfSetLC/LC_int16_model3.sadl

source/App/BitstreamExtractorApp/CMakeLists.txt

source/App/DecoderApp/DecAppCfg.cpp

source/App/EncoderApp/EncApp.cpp

source/App/EncoderApp/EncAppCfg.cpp

source/App/EncoderApp/EncAppCfg.h

source/Lib/CommonLib/CMakeLists.txt

source/Lib/CommonLib/CodingStatistics.h

source/Lib/CommonLib/CodingStructure.cpp