when converting an image from the vtk pointer towards an itk one, then copy the direction information contained in the OrientationMatrix field
when converting an image from the vtk pointer towards an itk one, then copy the direction information contained in the OrientationMatrix field

NicolasSchnitzler/medInria-public,aabadie/medInria-public,rdebroiz/medInria-public,rdebroiz/medInria-public,aabadie/medInria-public,NicolasSchnitzler/medInria-public,aabadie/medInria-public,NicolasSchnitzler/medInria-public,rdebroiz/medInria-public