Merge branch 'dev' into f-mypy

.gitlab-ci.yml

.gitlab/merge_request_templates/Default.md

CHANGELOG.md

DEPENDENCIES.md

FEATURES.md

Makefile

README.md

README_SETUP.md

RELEASE_GUIDELINES.md

examples/pycaosdb.ini

setup.py

src/caosdb/apiutils.py

src/caosdb/common/administration.py

src/caosdb/common/datatype.py

src/caosdb/common/models.py

src/caosdb/common/utils.py

src/caosdb/configuration.py

src/caosdb/connection/__init__.py

src/caosdb/connection/authentication/interface.py

src/caosdb/connection/authentication/keyring.py