[test] no need for `forgot_password`
[test] integrate `capybara-webkit`
[chore] change rspec format to default
[view] associate label with radio button
[test] update factories
[test] open backdoor of clearance
[test] add database_cleaner
[test] for device_decorator
[test] for reservation_decorator
[integration test] for device index
[integration test] for device show
[integration test] for reservation index
[integration test] for reservation new
[integration test] for user index
[integration test] for user new
[chore] remove pending examples
[test] configure database_cleaner
[test] shared_examples: `log_in required`
test helper to set up test data