ENH: encapsulation of OGR (+loop on layer features)

Code/UtilitiesAdapters/OGRAdapters/CMakeLists.txt

...UtilitiesAdapters/OGRAdapters/otbOGRDataSourceWrapper.cxx

Code/UtilitiesAdapters/OGRAdapters/otbOGRDataSourceWrapper.h

...UtilitiesAdapters/OGRAdapters/otbOGRDataSourceWrapper.txx

Code/UtilitiesAdapters/OGRAdapters/otbOGRFeatureWrapper.cxx

Code/UtilitiesAdapters/OGRAdapters/otbOGRFeatureWrapper.h

Code/UtilitiesAdapters/OGRAdapters/otbOGRLayerWrapper.cxx

Code/UtilitiesAdapters/OGRAdapters/otbOGRLayerWrapper.h

Testing/Code/UtilitiesAdapters/OGRAdapters/CMakeLists.txt

...ilitiesAdapters/OGRAdapters/otbOGRDataSourceWrapperIO.cxx

...litiesAdapters/OGRAdapters/otbOGRDataSourceWrapperNew.cxx