Integrated previous_positions_service and republish_pointcloud_service into backtrack_behaviour package
Got it to compile
Launching the correct nodes in the launch file
Added install targets for backtrack_behaviour package
Now the backtrack_server.py is executable after installing
Fixed the message namespaces
Merge pull request #4 from nilsbore/hydro-devel

[backtrack_behaviour] Move republish_pointcloud_service and previous_positions_service to this package