adding state to be filled with moving backwards recovery
Merge branch 'hydro-devel' of https://github.com/Jailander/strands_navigation into hydro-devel
Added backwards driving behaviour
Merge remote-tracking branch 'origin/hydro-devel' into hydro-devel
monitored navigation now does not ask for help when NavFn fails, as it usually means that the goal pose is blocked by an obstacle
Merge branch 'hydro-devel' of https://github.com/strands-project/strands_navigation into hydro-devel
Merge branch 'hydro-devel' of https://github.com/nilsbore/strands_navigation into hydro-devel
Checking for preemption and added a few dependencies for recover states
Merge branch 'hydro-devel' of https://github.com/nilsbore/strands_navigation into hydro-devel
Merge pull request #45 from Jailander/hydro-devel

Now Topological Maps are stored in the topological_map collection
Merge pull request #44 from BFALacerda/hydro-devel

monitored navigation now does not ask for help when NavFn fails
Adding Node_to_IZ