Merge branch 'hydro-devel' of https://github.com/strands-project/strands_navigation into hydro-devel
Merge pull request #36 from BFALacerda/hydro-devel

adding max distance for edge creation between topological nodes - bruno promised me it works
Adding visualise_map.py tool
Merge branch 'hydro-devel' of https://github.com/Jailander/strands_navigation into hydro-devel
Merge pull request #37 from Jailander/hydro-devel

Adding visualise_map.py tool
Adding interactive markers to visualization
Merge pull request #38 from Jailander/hydro-devel

Adding interactive markers to visualization
Adding pointset to _meta information for Navigation statistics
Merge pull request #39 from Jailander/hydro-devel

Adding pointset to _meta information for Navigation statistics
Merge branch 'hydro-devel' of https://github.com/strands-project/strands_navigation into hydro-devel
getting the visualizer to only retrieve topological nodes from db