Optimize `AuthenticatedUserMixin`
Optimize `AuthenticatedUserMixin`

fgrsnau/sipa,lukasjuhrich/sipa,lukasjuhrich/sipa,fgrsnau/sipa,agdsn/sipa,fgrsnau/sipa,lukasjuhrich/sipa,lukasjuhrich/sipa,MarauderXtreme/sipa,agdsn/sipa,MarauderXtreme/sipa,agdsn/sipa,MarauderXtreme/sipa,agdsn/sipa