UsersController#create, show
refactor rspec to clean db every time
validate unique email, don't allow invalid users to sign up
before we screw everything up
stuck on test
sessions#create
rm extra files
set up factory girl
refactor features/user_spec
finish spec refactor
update gemfile
remove custom gemfile from travis config
add test db creation in travis yaml
db:create in travis
add shoulda-matchers
log out
users#show
merge it up