Initialized ITK setters in other filters

...es/Core/Common/include/otbImageRegionAdaptativeSplitter.h

Modules/Filtering/Contrast/include/otbApplyGainFilter.h

...ering/Contrast/include/otbCLHistogramEqualizationFilter.h

Modules/Filtering/Contrast/include/otbComputeHistoFilter.h

Modules/Filtering/DEM/include/otbDEMToImageGenerator.h

...s/Filtering/Smoothing/include/otbFastNLMeansImageFilter.h

...tatistics/include/otbListSampleToHistogramListGenerator.h

...lude/otbListSampleToVariableDimensionHistogramGenerator.h

...ing/DimensionalityReductionLearning/include/otbSOMModel.h

...es/Registration/Stereo/include/otbMulti3DMapToDEMFilter.h

...on/Conversion/include/otbPersistentImageToOGRDataFilter.h

...tion/Conversion/include/otbVectorDataToLabelImageFilter.h

...tation/Conversion/include/otbVectorDataToLabelMapFilter.h

...ion/include/otbVectorDataToLabelMapWithAttributesFilter.h

.../OGRProcessing/include/otbOGRLayerStreamStitchingFilter.h

...sualization/MonteverdiCore/include/mvdStackedLayerModel.h