Adding tests for rotation preference
Updating the gradle file to run tests directly from AndroidStudio

Change-Id: Iac23dfc6f995477f2406071fbfab3a16ee58ce6f
diff --git a/tests/AndroidManifest.xml b/tests/AndroidManifest.xml
index 42ae5a3..8acc5e9 100644
--- a/tests/AndroidManifest.xml
+++ b/tests/AndroidManifest.xml
@@ -1,4 +1,4 @@
-<?xml version="2.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <!-- Copyright (C) 2015 The Android Open Source Project
 
     Licensed under the Apache License, Version 2.0 (the "License");
@@ -15,15 +15,17 @@
 -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="com.android.launcher3.tests">
 
+    <uses-sdk tools:overrideLibrary="android.support.test.uiautomator.v18"/>
+
     <application>
         <uses-library android:name="android.test.runner" />
     </application>
 
     <instrumentation
         android:name="android.test.InstrumentationTestRunner"
-        android:targetPackage="com.android.launcher3"
-        android:label="Unit tests for Launcher3">
+        android:targetPackage="com.android.launcher3" >
     </instrumentation>
 </manifest>