multiple emails: fixes for compatibility with single-email mode
fix comment
don't create email object in post_save signal handler when loading fixtures
add MultiEmailAuthenticationBackend
use messages.add_message() instead of user.message_set, do this only if USE_MESSAGES is enabled
ignore .pyc files
use django.utils.timezone.now() instead of datetime.datetime.now()
fix USE_MESSAGES check
use RequestContext if available
missing import
Merge remote-tracking branch 'upstream/master'