Add updating of user.
Add link to user page.
Create user page tests.
Assigning role to user.
Add tests for user roles.
Add user avatar.
Update .gitignore.
Add gmaps4rails.
Add ajax voting.
Add database_cleaner and launchy gems.
Extract rating partial.
Switch to mysql.
Correct the tests.
Add pagination.
Add ajax to answer form submiting.
Don't display answer form for guest.
Add answer ordering by rating.
Create JSON API for questions.