Printf cleaning

src/c/CudaMex/MaxFilterNeighborHood.cpp

src/c/CudaMex/MinFilterNeighborhood.cpp

src/c/CudaMex/NormalizedHistogram.cpp

src/c/CudaMex/OtsuThesholdValue.cpp

src/c/CudaMex/OtsuThresholdFilter.cpp

src/c/CudaMex/ThresholdFilter.cpp