added costmap flag to service
Merge branch 'hydro-devel' of https://github.com/strands-project/strands_utils into hydro-devel
explained usage of arguments 'map' and 'is_costmap'
Update README.md
Merge branch 'master' of https://github.com/kunzel/strands_utils into hydro-devel
changed parameter name back to map_frame
Merge pull request #99 from kunzel/hydro-devel

Added mode for generating poses on costmaps