Add styled denug output.
Configure routes for users controller.
Implement bare 'show' page.
Add example to user pages spec for profile page.
Implement user factory for testing.
Implement basic user profile content.
Lower bcrypt computational cost in testing env. to speed up tests.
Add gravatar display.
Redesign profile page with sidebar.
Create examples for signup page submission.
Fix incorrect reference to ActiveModel.
Implement sign up page and form styling.
Implement create action for user model.
Implement size option in gravatar helper.
Add test examples for signup error messages.
Add error messages and styling. Finalize rendering and testing of error messages.
Add test example for redirecting to newly created user's profile.
Redirect to newly created profile.
Add flash message upon successful user creation.