PickPlace: Added comments, renamed variables to be more specific
Merge pull request #347 from davetcoleman/hydro-devel

Added Travis continuous integration
Merge branch 'hydro-devel' of https://github.com/ros-planning/moveit_ros into hydro-pick-place-comments2
Comment tweaks per Ioan
Merge pull request #346 from davetcoleman/hydro-pick-place-comments2

PickPlace: Added comments, renamed variables to be more specific
Fixed dependency issue