COMP: fix unresolved symbol issues when building on windows as dll

Utilities/otbossimplugins/ossim/ossimAlosPalsarModel.h

Utilities/otbossimplugins/ossim/ossimCosmoSkymedModel.h

Utilities/otbossimplugins/ossim/ossimEnvisatAsarModel.h

Utilities/otbossimplugins/ossim/ossimErsSarModel.h

...ies/otbossimplugins/ossim/ossimFormosatDimapSupportData.h

...ties/otbossimplugins/ossim/ossimGeometricSarSensorModel.h

...ties/otbossimplugins/ossim/ossimPluginProjectionFactory.h

Utilities/otbossimplugins/ossim/ossimPluginReaderFactory.h

Utilities/otbossimplugins/ossim/ossimRadarSat2Model.h

Utilities/otbossimplugins/ossim/ossimRadarSat2ProductDoc.h

Utilities/otbossimplugins/ossim/ossimRadarSat2RPCModel.h

Utilities/otbossimplugins/ossim/ossimRadarSat2TiffReader.h

Utilities/otbossimplugins/ossim/ossimRadarSatModel.h

Utilities/otbossimplugins/ossim/ossimTerraSarProductDoc.h

Utilities/otbossimplugins/ossim/ossimTerraSarTiffReader.h