BUG: Replacing the inheritance of RemoteSenginRegion from itk::ImageRegion to an inheritance from itk::Region. Providing an itk::ImageRegion<2> GetImageRegion() method instead

BUG: Replacing the inheritance of RemoteSenginRegion from itk::ImageRegion to an inheritance from itk::Region. Providing an itk::ImageRegion<2> GetImageRegion() method instead

TEST: Generating quicklook by hands because ImageLayerGenerator computes the subsampling rate according to screen resolution

BUG: fix segfault in SHPVectorDataIO (prTvVectorDataProjectionFilterPolygons): don't give pointer to classes expecting smart pointer