Added gazebo_ros run_depend
merge
Merge branch 'hydro_dev' of https://github.com/ipa-fxm/schunk_modular_robotics into hydro_dev
Merge branch 'hydro_dev' of github.com:ipa320/schunk_modular_robotics into hydro_dev
Merge branch 'hydro_dev' of github.com:ipa-nhg/schunk_modular_robotics into hydro_dev
Merge branch 'hydro_dev' of github.com:ipa-fxm/schunk_modular_robotics into hydro_dev
Install tags
Merge pull request #70 from ipa-nhg/hydro_dev

Install tags
Merge branch 'hydro_dev' into hydro_release_candidate