Metric map now preemptable
fixed typos
Metric map sweep publishes log string when preempted
Merge remote-tracking branch 'upstream/hydro-devel' into hydro_devel
Added preemption method to flir_ptu_action_server
Preempting the underlying action server
Bugfix flir_ptu_action_server
metric map action server now preempts flir action server instead of waiting for it to finish
Merge pull request #83 from RaresAmbrus/hydro_devel

Metric map ptu sweep now preemptable