Administratietrucjes: Email non expiring notifications

See merge request !506

Remove thaliapp module

See merge request !498

Prevent 2 calls to queue_position

Closes #442

See merge request !505

Administratietrucjes: IBAN Export

See merge request !503

Added `profile_description` to the member detail serializer

See merge request !511

Fixed which registrations are retrieved for events

See merge request !509

Add html entity unescape functionality to event descriptions in the API

See merge request !508

Previously, the `events/<pk>/registered` route returned the waiting list instead of the actual registrations.

Merge branch '443-events-api-for-calendarjs-no-longer-accisible-for-unauthorized-users' into 'master'

Resolve "Events api for calendarjs no longer accisible for unauthorized users"

Closes #443

See merge request !499

Fix intereference between NGINX basic authentication and DRF
http basic authentication.

Fix event dates in plaintext newsletters

Closes #435

See merge request !493

Introducing: API Versioning

See merge request !491

Thaliapp: members api

See merge request !490

ThaliApp: events api

See merge request !489

Make sure you can only access other (=queued/cancelled) registrations when you have the perms to do so