Replace cucumber features by rails integration specs

spec/support/user_integration_helpers.rb

@@ -0,0 +1,9 @@
+module UserIntegrationHelpers
+  def sign_in
+    user = Factory.create(:user)
+    visit new_session_path
+    fill_in 'Email', :with => user.email
+    fill_in 'Password', :with => user.password
+    click_button('Sign in')
+  end
+end