set torso reference positions of cob3-1 to zero
Merge branch 'hydro_dev' of github.com:ipa320/cob_calibration_data into hydro_dev
remove files which have moved to cob_hardware_config
first rough calibration of the camera head
Merge branch 'hydro_dev' of github.com:ipa320/cob_calibration_data into hydro_dev

Conflicts:
	cob3-1/calibration/calibration_offset.urdf.xacro
correct calibration offsets for cob3-1
Merge pull request #33 from mas-group/hydro_dev

updated cob3-1 calibration