Merge branch 'dev' into f-delete-container

.gitlab-ci.yml

CHANGELOG.md

README.md

README_SETUP.md

RELEASE_GUIDELINES.md

examples/set_permissions.py

setup.py

src/caosdb/__init__.py

src/caosdb/common/models.py

src/caosdb/connection/connection.py

src/caosdb/exceptions.py

src/doc/Makefile

src/doc/conf.py

src/doc/configuration.md

src/doc/index.rst

src/doc/tutorials/Data-Insertion.rst

src/doc/tutorials/errors.rst

src/doc/tutorials/first_steps.rst