Merge pull request #7 from ipa-fxm/hydro_dev

Cleaning up deps
Merge pull request #9 from ipa-fxm/hydro_dev

Hydro Updates
add changelog
update version number
update version number
"0.5.1"
added missing install tags
catkin_lint cleanup
Merge pull request #10 from abubeck/hydro_dev

Cleanups for hydro release
Merge branch 'hydro_dev' into hydro_release_candidate
Merge pull request #11 from ipa320/hydro_release_candidate

Hydro release candidate