Added VIBRATE permission to allow haptic feedback.

Bug:2244573
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 98b1990..9d6ff4b 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -29,6 +29,7 @@
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.USE_CREDENTIALS" />
+    <uses-permission android:name="android.permission.VIBRATE" />
 
     <application
         android:label="@string/contactsList"