Added Twitter Bootstrap and the ability to store a password on a user.
Added password_confirmation column to Users table. Users can now sign up, but there is no validation on the password.
Added a full_name method for user and updated User's profile to show the user's full name.
install strong parameters
protect user with strong parameters
rewrite users#create with stong parameters
display errors in users#new
wrap yield in a container
a better syntax for routes
Merge pull request #1 from delba/master

Some changes
The sign-up page works again, and we're using Rails 4.0 now.
upgrade to Rails 4.0
Merge pull request #2 from delba/master

Rails 4.0
install turbolinks
use turbolinks
install commands
add unique index to users
validate uniqueness of username
better query

don't use dynamic finder because of bad performance
oups validate uniqueNESS