remove app_name from android library

Author: mythz

src/AndroidClient/android/src/main/AndroidManifest.xml

@@ -1,7 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="net.servicestack.android">
 
-    <application android:allowBackup="true" android:label="@string/app_name">
+    <application android:allowBackup="true">
 
     </application>
     <uses-permission android:name="android.permission.INTERNET" />