use new point_types header in nodelet, too
use new point_types header in nodelet, too

wenjiebit/velodyne,niosus/velodyne,vrabaud/velodyne,wenjiebit/velodyne,jpgr87/velodyne,pierriko/velodyne,vrabaud/velodyne,jpgr87/velodyne,vrabaud/velodyne,lemiant/velodyne,davidlandry93/velodyne,pierriko/velodyne,niosus/velodyne,jpgr87/velodyne,lemiant/velodyne,niosus/velodyne,lemiant/velodyne,wenjiebit/velodyne,davidlandry93/velodyne,davidlandry93/velodyne,pierriko/velodyne