Merge branch 'dev' into f-transformers

.docker/Dockerfile

.gitlab-ci.yml

.gitlab/merge_request_templates/Default.md

CHANGELOG.md

README.md

integrationtests/test_issues.py

setup.cfg

src/caoscrawler/config.py

src/caoscrawler/converters.py

src/caoscrawler/crawl.py

src/caoscrawler/identifiable_adapters.py

src/caoscrawler/scanner.py

src/doc/how-to-upgrade.md

unittests/cfood_variable_deletion.yml

unittests/cfood_variable_deletion2.yml

unittests/test_crawler.py

...irectories/example_variable_deletion/Data_1/bla/README.md

...rectories/example_variable_deletion/Data_2/test/README.md

unittests/test_file_identifiables.py

unittests/test_parent_cfood.yml