Working on issue https://github.com/Mischback/django-oweb/issues/24
Create view for account creation

Account creation is working, but there's a nasty bug in queue-library.
Added creation link
Fixed ZeroDivisionError in queue library
Merge branch 'feat_create_acc' into development

Issues https://github.com/Mischback/django-oweb/issues/16 and https://github.com/Mischback/django-oweb/issues/24 fixed