add debug box for rails development env
add resources :users to routes
add UserController#show
add factory_girl gem
add user factory
add Gemfile.lock
add user show page spec
add show user page title
Speed up tests by lowering bcrypt's cost function.
add gravatar_for helper
add gravatar for users
style users show page
add sign up page spec
add sign up page view
add UserController#new
add stub UserController#create
add stronf parameters for UserController
add signup form errors partial
style errors
Add success flash message on user sign up
Merge branch 'feature/sign_up' into develop