Merge branch 'functor_image_filter_neighborhood' into 'develop'

...Applications/AppHyperspectral/app/otbLocalRxDetection.cxx

Modules/Applications/AppHyperspectral/otb-module.cmake

Modules/Core/Functor/include/otbFunctorImageFilter.h

Modules/Core/Functor/include/otbFunctorImageFilter.hxx

Modules/Core/Functor/test/otbFunctorImageFilter.cxx

...ctral/AnomalyDetection/include/otbLocalRxDetectorFilter.h

...ral/AnomalyDetection/include/otbLocalRxDetectorFilter.hxx

Modules/Hyperspectral/AnomalyDetection/otb-module.cmake

...spectral/AnomalyDetection/test/otbLocalRxDetectorTest.cxx