Merge branch 'release/0.28.2.2' into develop
add CECA settings, until we have a dedicated repository for them.
version bump for 0.28.2.3.
Merge branch 'release/0.28.2.3' into develop
Merge branch 'release/0.28.2.3'
Move ipynb from dev- to requirements. Even production needs it.
version bump for 0.28.2.4.
Merge branch 'release/0.28.2.4'