Merge branch 'master' into 563-prepare-for-django-4-0

.gitignore

.gitlab-ci.yml

.mailmap

CHANGELOG.rst

Dockerfile

LICENCE.rst

README.rst

aleksis/core/apps.py

aleksis/core/celery.py

aleksis/core/data_checks.py

aleksis/core/feeds.py

aleksis/core/filters.py

aleksis/core/forms.py

aleksis/core/health_checks.py

aleksis/core/locale/ar/LC_MESSAGES/django.po

aleksis/core/locale/ar/LC_MESSAGES/djangojs.po

aleksis/core/locale/de_DE/LC_MESSAGES/django.po

aleksis/core/locale/de_DE/LC_MESSAGES/djangojs.po

aleksis/core/locale/fr/LC_MESSAGES/django.po

aleksis/core/locale/fr/LC_MESSAGES/djangojs.po