Fix submissions page in Domjudge module
Fix challenge dashboard ranking
Put Athenaeum URL in config
Set docker image to python 3.6
Fix birthdate check bug
Fix registration email
Add some GDPR stuff and fix two bugs
Fix custom_form emails
Send mail from info@svia.nl
Fix automatic deletion from mailinglist
Fix exam preview redirect
Fix bug in user edit form
Update groups for new mailing structure
Fix pimpy and newsletter Copernica URLs
Fix challenge module a bit
Release all-group hotfix
v2.8.1.2
v2.8.1.1