Hacking on user stats to make it wider, with no trophies shown.
Merge branch 'finished' into userstats
Merge branch 'finished' into userstats

Conflicts:
	app/views/shared/_user_stats.html.haml
Merge branch 'finished' into userstats
Major redesign of user stats.
Round corners for single puzzle button in user_stats some more.
Merge pull request #512 from code-dot-org/userstats

Major visual cleanup of user stats