add oauth to the gemfile
include oauth2 in the main app
we are all friends, but let's keep the data on a different db :)
init oauth client
substitute /login with oauth redirect+ handshake
create an user given its username, email, and if it's an admin
handle the oauth2 handshake
check credentials based on the oauth username returned
externalize oauth return params
remove unused stuff
homepage is now private
remove rss support
protect methods / everything should be private to users
change title for Source Code
remove api limit
handle oauth authentication errors
integrate mixpanel tracking
track error in OAuth
track users opening discussions
track how many people are opening profiles