warning削減

/cache/bundle-install/ruby/2.1.0/gems/capybara-2.4.1/lib/capybara/dsl.rb:1: warning: loading in progress, circular require considered harmful - /cache/bundle-install/ruby/2.1.0/gems/capybara-2.4.1/lib/capybara.rb
http://tkymtk.hatenablog.com/entry/errors-with-latest-rspec-2014-06