cob_head_axis: fix deprecated API in constructor
cob_head_axis: tabs to spaces
install tags
removed obsolete files
removed obsoledte OpenCV reference
Merge pull request #114 from ipa-mig/hydro_dev

cob_head_axis: fix deprecated API in constructor
Merge pull request #116 from ipa-fxm/hydro_dev

install_tags
Merge branch 'hydro_dev' of github.com:ipa320/cob_driver into feature/cob_safety_controller
fix loop rate and logic