#320 Post-Python 3: Self-approver filer should confirm that the user is a bureaucrat

[Ahasuerus]

Post-Python 3: The self-approver filer (Post-Python 3: Self-approver filer should confirm that the user is a bureaucrat) should confirm that the user is a bureaucrat. Currently a non-bureaucrat moderator can make a user a self-moderator by manipulating the UI.