Review Release Cylce part of versioning decision process

[philecs]

Review Release Cylce part in order to secure appropriate release cycles for new model changes.

• [x] Create an issue for first release cycle improvement and comment all further improvements within this issue

Acceptance Criteria:

• [x] Feedback provided within workgroup call

---

Definition of Done

[ealtendorf]

Perhaps we should find out, how often other open source projects publish releases? e.g.: https://about.gitlab.com/2015/12/17/gitlab-release-process/