Adding FB uid to Person.
Merge branch 'master' of github.com:hapn-at/hapn-at

* 'master' of github.com:hapn-at/hapn-at:
  made special event url for facebook
  Slightly better add new event UI on mobile devices at least; kind of ugly in web
Merge branch 'master' of github.com:hapn-at/hapn-at

* 'master' of github.com:hapn-at/hapn-at:
  categories linked in from the service to the user interface
Merge branch 'master' of github.com:hapn-at/hapn-at

* 'master' of github.com:hapn-at/hapn-at:
  added facebook data to req.session.person and req.session.friends
  temp search page, and some tap color testing