Merge branch 'dev' into f-grpc-f-acm

CHANGELOG.md

README_SETUP.md

src/doc/index.rst

src/doc/tutorials.rst

src/doc/tutorials/setup_state_model.py

src/doc/tutorials/statemachine.rst

src/main/java/org/caosdb/server/query/CQLParser.g4

src/test/java/org/caosdb/server/query/TestCQL.java