Replace deprecated django.conf.urls.defaults with django.conf.urls
Don't error out if "registered" key not in session.
Don't display 8/10 message after first attempt.
*Actually* hide the "My Progress" nav item for Nalanda.
in software update: check if we have any update progress logs first, then delete all of them
regenerate exam jsons and apply fixesc
make some tests pass
add baseline exams
Fix: initialize "attempts" to 0 to ensure proper counting of attempts.
Merge branch 'nalanda-rct2' into nalanda-rct3