Add admin stats page
minor
fix
Merge pull request #17 from differentreality/admin_users

Admin users
Merge pull request #18 from differentreality/stats

Stats
Tabify the statistics page
Now make it hackable and work with or without data
More fixes for the regitrations tab
And more registrations fixes...
new registration
move attended field left before edit
make attended a button
Merge branch 'admin_users' of github.com:differentreality/osem into admin_users