Show debug output in dev environment
Add Users recource to the routes file
Add a stub user show page
Test the show user page with factory user
Add user Gravatar and sidebar
Create sign up form
Upgrade Rails
Display missing form field errors
Add user create method
Upgrade Rails to 3.2.12
Update Gemfile.lock
Redirect to user page on successful signup and show flash
Merge branch 'sign-up'

Conflicts:
	Gemfile.lock