Moved ULS tests from browsertests repository

Change-Id: I4f4a4c5530ad7e5dff70171b59a589dc98b1ef29

tests/browser/features/step_definitions/uls_steps.rb

@@ -0,0 +1,11 @@
+When(/^I click language selector trigger element$/) do
+  on(RandomPage).uls_trigger
+end
+
+Then(/^I should see the Language selector$/) do
+  on(RandomPage).language_settings_dialog_element.should be_visible
+end
+
+Then(/^I should see a cog icon near the 'Languages' header$/) do
+    on(RandomPage).cog_element.should exist
+end