Merge pull request #26 from triathlonboy/master

Added some useful buttons at the bottom - final pull of the day!!
Turned off the mongoid logger on cucumber to actually see the steps and not a bunch of loggs
Merge pull request #27 from triathlonboy/master

The logout button is hid when not logged in
Merge pull request #28 from triathlonboy/master

The groups button is hidden when not logged in
Created relationship with user and groups
Hello
Merge remote-tracking branch 'Enrique/master'
Half way through hacking the like button