Add label and icon to the test app

This helps us easilty distinguish between the different test targets visually.

Bug: 17946996
Change-Id: I822a29cfb9b5bc5df3d93a884ffdf7d050737e04

tests/AndroidManifest.xml

@@ -21,7 +21,8 @@
 
     <uses-permission android:name="android.permission.READ_CONTACTS" />
 
-    <application>
+    <application android:label="@string/app_name"
+        android:icon="@drawable/ic_app">
         <uses-library android:name="android.test.runner" />
         <!-- meta-data android:name="com.android.contacts.iconset" android:resource="@xml/iconset" /-->
     </application>

tests/res/values/strings.xml

+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2014, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<resources>
+     <string name="app_name" translatable="false">LatinIMETests</string>
+</resources>