Merge branch 'master' into feature/vue/about

.github/PULL_REQUEST_TEMPLATE.md

CHANGELOG.rst

aleksis/core/apps.py

aleksis/core/assets/app.js

aleksis/core/assets/components/CacheNotification.vue

aleksis/core/assets/components/LanguageForm.vue

...core/assets/components/notifications/NotificationItem.vue

aleksis/core/assets/css/global.scss

aleksis/core/assets/messages.json

aleksis/core/assets/systemProperties.graphql

aleksis/core/forms.py

aleksis/core/management/commands/webpack_bundle.py

aleksis/core/schema.py

aleksis/core/settings.py

aleksis/core/templates/core/vue_base.html

aleksis/core/templates/oauth2_provider/authorized-oob.html

aleksis/core/tests/regression/test_regression.py

aleksis/core/urls.py

aleksis/core/util/apps.py

aleksis/core/util/core_helpers.py