- address https://omi-gitlab.e-technik.uni-ulm.de/kiz/bbb/management/issues/106
- closes https://omi-gitlab.e-technik.uni-ulm.de/kiz/bbb/management/issues/112
- closes https://omi-gitlab.e-technik.uni-ulm.de/kiz/bbb/management/issues/108
- addresses https://omi-gitlab.e-technik.uni-ulm.de/kiz/bbb/management/issues/111