BUG: supress int8 in Aplication to stick GDAL mapping. bug #479

...raphicDBValidation/otbComputePolylineFeatureFromImage.cxx

Applications/Utils/otbConvert.cxx

Applications/Utils/otbDEMConvert.cxx

Code/ApplicationEngine/otbWrapperApplication.cxx

Code/ApplicationEngine/otbWrapperApplication.h

Code/ApplicationEngine/otbWrapperInputImageParameter.cxx

Code/ApplicationEngine/otbWrapperInputImageParameter.h

Code/ApplicationEngine/otbWrapperOutputImageParameter.cxx

Code/ApplicationEngine/otbWrapperOutputImageParameter.h

Code/ApplicationEngine/otbWrapperTypes.h

Code/Wrappers/CommandLine/otbWrapperCommandLineLauncher.cxx

...ppers/QtWidget/otbWrapperQtWidgetOutputImageParameter.cxx

Code/Wrappers/SWIG/otbApplication.i