ROS Resources: Documentation | Support | Discussion Forum | Index | Service Status | ros @ Robotics Stack Exchange |
1 | initial version |
I would go with hydro if you have to choose one of them. If not, I would install Indigo. A new distro is generally always better, if it supports packages you need.
If you check http://wiki.ros.org/gmapping, you will see that Hydro is still in continuous integration while groovy is not.