In get_current_user(), assume request.user is present
In get_current_user(), assume request.user is present

That is, when there's a thread-local request stashed, assume it has a
user attribute. If the request doesn't have a user attribute, that
should be an error instead of silently returning None.

wylee/django-arcutils,PSU-OIT-ARC/django-arcutils,wylee/django-arcutils,PSU-OIT-ARC/django-arcutils