Trying to fix #140, but failing

At least I improved the runserver output - now showing database access -
and the user edit page on admin. It's clear the user's profile is read
from the db, but is somehow lost on its way to the admin template. needs
more work.
displaying the right question count, fixing #141
Fixing #131, tags are optional
Fixing #133, better page titles
Fixing pull-right alignment
Improving notifications email
Fixing user editing in admin, #140

There's still an issue with hebrew username, see #149
Allowing no social singup, fixing #148
0.6.0
trying not to load fixtures. take #2
Merge branch 'release/0.6'