added some line breaks
Merge remote-tracking branch 'ipa-josh/hydro_dev' into hydro_dev
added fast segmentation example
Merge pull request #26 from ipa-goa-sf/hydro_dev

Hydro dev - quick visual check ok
Merge branch 'hydro_dev' of https://github.com/ipa-josh/cob_environment_perception into hydro_dev
Merge branch 'hydro_dev' of https://github.com/ipa-josh/cob_environment_perception into hydro_dev
added circle to vis. marker