Fixes to solve the issue related to OpenCV 4.2.0...

src/algorithms/LBP_MRF/MEDefs.cpp

src/algorithms/LBP_MRF/MEDefs.hpp

src/algorithms/LBP_MRF/MEHistogram.cpp

src/algorithms/LBP_MRF/MEHistogram.hpp

src/algorithms/LBP_MRF/MEImage.cpp

src/algorithms/LBP_MRF/MEImage.hpp

src/algorithms/MultiLayer/BGS.h

src/algorithms/MultiLayer/BackgroundSubtractionAPI.h

src/algorithms/MultiLayer/BlobExtraction.cpp

src/algorithms/MultiLayer/BlobExtraction.h

src/algorithms/MultiLayer/BlobResult.cpp

src/algorithms/MultiLayer/BlobResult.h

src/algorithms/MultiLayer/CMultiLayerBGS.cpp

src/algorithms/MultiLayer/CMultiLayerBGS.h

src/algorithms/MultiLayer/LocalBinaryPattern.cpp

src/algorithms/MultiLayer/LocalBinaryPattern.h

src/algorithms/MultiLayer/OpenCvDataConversion.h

src/algorithms/MultiLayer/OpenCvLegacyIncludes.h

src/algorithms/MultiLayer/blob.cpp

src/algorithms/MultiLayer/blob.h