Merge branch 'hydro-devel' of https://github.com/ros-planning/moveit_core into hydro-devel
Merge branch 'hydro-devel' of github.com:davetcoleman/moveit_core into hydro-devel
Added getSubgroups() helper function to joint model groups
Merge pull request #178 from davetcoleman/get_subgroups_helper

Added getSubgroups() helper function to joint model groups