add changelogs
0.5.1
Merge branch 'hydro_dev' into hydro_release_candidate
Merge branch 'hydro_dev' into hydro_release_candidate
Merge pull request #42 from ipa320/hydro_release_candidate

Hydro release candidate
Merge pull request #43 from ipa320/hydro_dev

bringin updates from hydro_dev
add catkin_INCLUDE_DIRS to cob_kinematics
Merge pull request #44 from cottsay/cob-kinematics-include

add catkin_INCLUDE_DIRS to cob_kinematics
Merge branch 'indigo_dev' of github.com:ipa320/cob_manipulation into indigo_dev
Merge branch 'indigo_dev' of github.com:ipa-fxm/cob_manipulation into indigo_dev