Add users with monban

https://trello.com/c/WNCnod4i/1-as-a-guest-i-can-sign-up-for-an-account-with-my-email

https://trello.com/c/2U1KA6Fl/2-as-a-guest-i-can-sign-in

https://trello.com/c/OM5vciBB/13-as-a-user-i-can-logout

![image](https://cloud.githubusercontent.com/assets/8681076/5071925/c6046f6a-6e43-11e4-8add-801ed917bc50.png)

Sorry Chris, monban is the culprit for multiple trello cards