add pg gem
setup db to use postgres. create template config file
ignore database.yml
add rspec and init it
add haml
Merge branch 'feature/configure_app'
basic home controller
add capybara gem
basic login/logout tests
add factory_girl gem. create users factory
downgrade rspec-rails so it works with capybara 2.1.0
create user feature spec
user routes and controller
users db able
users model spec
user model with secure password
new user view
permit user params, redirect to user page
user show view
sign up complete