handle other exif orientation tag values
handle other exif orientation tag values

though not the mirroring ones

wishabi/libvips,mcanthony/libvips,leiyangyou/libvips,lovell/libvips,leiyangyou/libvips,mcanthony/libvips,lovell/libvips,leiyangyou/libvips,wishabi/libvips,jcupitt/libvips,lovell/libvips,jcupitt/libvips,mcanthony/libvips,jcupitt/libvips,jcupitt/libvips,wishabi/libvips,wishabi/libvips,mcanthony/libvips,lovell/libvips,leiyangyou/libvips