Merge branch 'master' into 222-rename-personalnote-late-field-to-tardiness

.github/PULL_REQUEST_TEMPLATE.md

CHANGELOG.rst

aleksis/apps/alsijil/data_checks.py

aleksis/apps/alsijil/menus.py

aleksis/apps/alsijil/model_extensions.py

aleksis/apps/alsijil/models.py

aleksis/apps/alsijil/rules.py

aleksis/apps/alsijil/tasks.py

.../alsijil/templates/alsijil/absences/register_confirm.html

...apps/alsijil/templates/alsijil/class_register/groups.html

...apps/alsijil/templates/alsijil/class_register/lesson.html

...apps/alsijil/templates/alsijil/class_register/person.html

...pps/alsijil/templates/alsijil/class_register/persons.html

...sijil/templates/alsijil/class_register/students_list.html

...s/alsijil/templates/alsijil/class_register/week_view.html

aleksis/apps/alsijil/templates/alsijil/excuse_type/list.html

...s/apps/alsijil/templates/alsijil/excuse_type/warning.html

aleksis/apps/alsijil/templates/alsijil/extra_mark/list.html

...sis/apps/alsijil/templates/alsijil/group_role/assign.html

...s/alsijil/templates/alsijil/group_role/assigned_list.html