corrections warning VS7.1

...rc/ossim/imaging/EnvisatAsar/AntennaElevationPatterns.cpp

...tbossim/src/ossim/imaging/EnvisatAsar/ChirpParameters.cpp

...c/ossim/imaging/EnvisatAsar/DopplerCentroidParameters.cpp

...tbossim/src/ossim/imaging/EnvisatAsar/GeolocationGrid.cpp

...rc/ossim/imaging/EnvisatAsar/MainProcessingParameters.cpp

Utilities/otbossim/src/ossim/imaging/EnvisatAsar/SQ_ADSR.cpp

...s/otbossim/src/ossim/imaging/RadarSat2/Rds2Annotation.cpp

...ies/otbossim/src/ossim/imaging/TerraSar/TsxAnnotation.cpp

...s/otbossim/src/ossim/imaging/ossimRadarSat2TileSource.cpp

Utilities/otbossim/src/ossim/projection/ossimAdjMapModel.cpp

...ies/otbossim/src/ossim/projection/ossimRadarSat2Model.cpp

...ties/otbossim/src/ossim/projection/ossimTerraSarModel.cpp