Add missing permission

See merge request !925

Merge branch 'further-doc-improvements' of edugit.org:AlekSIS/official/AlekSIS-Core into further-doc-improvements

Resolve "Missing permission for user invitations"

Closes #627

See merge request !923

Resolve "Cleave.js integration probably broken"

Closes #626

See merge request !924

Resolve "Date select doesn't use initial value from field [Ticket#75918]"

Closes #624

See merge request !921

Resolve "KeyError when editing person as non-admin"

Closes #619

See merge request !915

Resolve "Break too long headlines"

Closes #530

See merge request !906

Merge branch '623-status-page-throws-internal-server-error-if-backup-directory-not-found' into 'master'

Resolve "Status page throws internal server error if backup directory not found"

Closes #623

See merge request !920

Resolve "Pre-define periodic tasks"

Closes #602

See merge request !919

Resolve "[Docs] Document dashboard and dashboard widgets"

Closes #616

See merge request !918

Update dependency ipython to v8

See merge request !908

# Conflicts:
#   CHANGELOG.rst

Explicitly set required to True for required prefs

Closes #612

See merge request !917

Resolve "Clearing theme colours breaks SCSS compilation"

Closes #612

See merge request !916