Changes from ARMAR-6 Vision PC

• Hokuyo unit: Change from topics to master
• Turn warnings into info
• Add timing to debug observer

assigned to @kartmann

changed the description

added 32 commits

• 82583df6...7d3d717e - 31 commits from branch master
• 13876228 - Merge remote-tracking branch 'origin/master' into armar6-2023-07-28

Compare with previous version

marked this merge request as ready

merged

mentioned in commit e2e315f5