Merge branch 'release-5.4' of https://git.orfeo-toolbox.org/git/otb into release-5.4

Modules/Applications/AppClassification/test/CMakeLists.txt

...cations/AppVectorDataTranslation/app/otbRasterization.cxx

...Extraction/include/otbNeighborhoodScalarProductFilter.txx

...volution/include/otbOverlapSaveConvolutionImageFilter.txx

...ring/Projection/include/otbGenericRSResampleImageFilter.h

...ring/Projection/test/otbGenericRSTransformGenericTest.cxx

Modules/Learning/LearningBase/test/CMakeLists.txt

Modules/Learning/SOM/test/CMakeLists.txt

...C8/include/otbImageMultiSegmentationToRCC8GraphFilter.txx

...les/OBIA/RCC8/include/otbPolygonListToRCC8GraphFilter.txx

Modules/OBIA/RCC8/test/CMakeLists.txt

...on/DisparityMap/include/otbDisparityMapEstimationMethod.h

...ereo/include/otbStereoSensorModelToElevationMapFilter.txx

Modules/ThirdParty/6S/src/main.c

Modules/ThirdParty/6S/src/main.f

Modules/ThirdParty/6S/src/otb_main6S_function.c

Modules/ThirdParty/6S/src/otb_main6S_function.f