ENH : add production date in metadata + correction in IkonosIMI (YY/MM/DD -> MM/DD/YY)

Code/IO/otbDefaultImageMetadataInterface.h

Code/IO/otbIkonosImageMetadataInterface.cxx

Code/IO/otbIkonosImageMetadataInterface.h

Code/IO/otbImageMetadataInterfaceBase.h

Code/IO/otbImageMetadataInterfaceFactory.cxx

Code/IO/otbQuickBirdImageMetadataInterface.cxx

Code/IO/otbQuickBirdImageMetadataInterface.h

Code/IO/otbSpotImageMetadataInterface.cxx

Code/IO/otbSpotImageMetadataInterface.h

Testing/Code/IO/otbImageMetadataInterfaceTest.cxx

...otbossim/include/ossim/support_data/ossimIkonosMetaData.h

...im/include/ossim/support_data/ossimSpotDimapSupportData.h

...s/otbossim/src/ossim/support_data/ossimIkonosMetaData.cpp

...ssim/src/ossim/support_data/ossimSpotDimapSupportData.cpp