Moved ULS tests from browsertests repository

Change-Id: I4f4a4c5530ad7e5dff70171b59a589dc98b1ef29

tests/browser/features/uls_accept_language.feature

@@ -0,0 +1,14 @@
+@ie6-bug  @ie7-bug  @ie8-bug  @ie9-bug @language @sandbox.translatewiki.net
+Feature: Universal Language Selector Accept-Language
+
+  Scenario Outline: Accept-Language
+    Given that my browser's accept language is <language>
+    When I visit a random page
+    Then link to the main page has text <text>
+
+  Examples:
+    | language | text          |
+    | de       | Hauptseite    |
+    | sr       | Главна страна |
+    | sr-ec    | Главна страна |
+    | sr-el    | Glavna strana |