update changelog
0.5.2
Merge pull request #67 from ipa320/indigo_dev

updates from hydro_dev
Merge pull request #68 from ipa320/hydro_dev

Merge pull request #67 from ipa320/indigo_dev
Merge pull request #69 from ipa320/indigo_release_candidate

Indigo release candidate
add dependency to roslaunch
update changelog
0.5.3
Merge pull request #70 from ipa320/hydro_dev

add dependency to roslaunch
Merge pull request #71 from ipa320/indigo_release_candidate

Indigo release candidate
catkin_lint'ing
merge with ipa320
Merge pull request #72 from ipa-fxm/indigo_dev

catkin_lint'ing
catkin_lint'ing
Merge pull request #73 from ipa-fxm/indigo_dev

catkin_lint'ing
Merge branch 'indigo_dev' of https://github.com/ipa320/cob_environments into ipr_roha_env