Merge pull request #2 from joeyg/master

first ui cleanup
Merge pull request #3 from joeyg/master

update password change form to a cleaner ui
Add Trueskill ranking and lay groundwork for stuff like
doubles matches.
Some admin interface updates
Make a generic ranking computation method that will
work with arbitrary numbers of users.  Use it in the form.
pyflakesing is caring
More cleanup
Woops... don't need this anymore
Merge remote-tracking branch 'uzi/master'

Conflicts:
	match/views.py