`boost make_shared` is actually making a copy. This PR introduces the `sensor_msgs::PointCloud2` as pointer directly so that it doesn't need a `boost::make_shared` convertsion to pointer anymore.
`boost make_shared` is actually making a copy. This PR introduces the `sensor_msgs::PointCloud2` as pointer directly so that it doesn't need a `boost::make_shared` convertsion to pointer anymore.