ENH: update parameters type for proper UI widget generation

Projections/otbBundleToPerfectSensor.cxx

@@ -44,10 +44,11 @@ int BundleToPerfectSensor::Describe(ApplicationDescriptor* descriptor)
 {
   descriptor->SetName("BundleToSensorModel");
   descriptor->SetDescription("Using available image metadata to determine the sensor model, computes a cartographic projection of the image");
-  descriptor->AddOption("DEMDirectory","Directory were to find the DEM tiles","dem",1,false,otb::ApplicationDescriptor::DirectoryName);
-  descriptor->AddOption("LocMapSpacing","Generate a coarser deformation field with the given spacing.","lmSpacing",1,false,otb::ApplicationDescriptor::Real);
+
   descriptor->AddOption("InputPanchro","The input panchromatic image","inP", 1,true,otb::ApplicationDescriptor::InputImage);
   descriptor->AddOption("InputXS","The input multi-spectral image","inXS", 1,true,otb::ApplicationDescriptor::InputImage);
+  descriptor->AddOption("DEMDirectory","Directory were to find the DEM tiles","dem",1,false,otb::ApplicationDescriptor::DirectoryName);
+  descriptor->AddOption("LocMapSpacing","Generate a coarser deformation field with the given spacing.","lmSpacing",1,false,otb::ApplicationDescriptor::Real);
   descriptor->AddOption("AvailableMemory","Set the maximum of available memory for the pipeline execution in mega bytes (optional, 256 by default)","ram",1,false, otb::ApplicationDescriptor::Integer);
 
   descriptor->AddOutputImage();