generated rspec from console
question model rspec tests
user model rspec test
added Capybara::DSL to spec helper
integration test for login, logout, signup
Merge branch 'master' of https://github.com/feministy/stack_overflow into rspec
Merge pull request #16 from feministy/rspec

RSpec tests for models (user, question) and integration tests for login, signup, and logout.