Extract footer into bits/base_footer.html.
Committing extracted and compiled translations
removed unused import
moved send_verification_email to auth/tools
moved email_debug_message to gmg/tools/mail
created a check_login_simple function

cherry-picked from rodney757, fixed few conflicts due to
out of order cherry-picking. Thanks to rodney757 for making
my idea even better.
added a register_user function

cherry picked from rodney757 and fixed for out of order
picking.
Merge remote-tracking branch 'upstream/master' into change_email

Conflicts:
	mediagoblin/auth/lib.py