Merge branch 'master' into 2021-03-22T14.42.30-branched_from_master-Makefile_refactoring

docker-compose/itango.yml

docker-compose/itango/Dockerfile

docker-compose/jupyter.yml

...hon-profiles/stationcontrol-jupyter/startup/01-devices.py

docker-compose/lofar-device-base.yml

docker-compose/lofar-device-base/Dockerfile

docker-compose/lofar-device-base/lofar-requirements.txt

docker-compose/pypcc-sim.yml

jupyter-notebooks/PCC_notebook.ipynb

jupyter-notebooks/SDP_notebook.ipynb

jupyter-notebooks/Start All Devices.ipynb

jupyter-notebooks/test.txt

jupyter-notebooks/test_device.ipynb

lib/get_internal_attribute_history.py