Merge pull request #10 from ipa320/hydro_dev

update from ipa320
Merge pull request #11 from ipa320/hydro_dev

updates from ipa320
Update laser_front.yaml
Update laser_left.yaml
Update laser_right.yaml
Merge pull request #220 from ipa-fmw/hydro_dev

fix scanner confusion about inversion for cob4-1