GamePlay/gameplay/android/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
	package="org.gameplay3d.gameplay" 
	android:versionCode="1" 
	android:versionName="1.0">

    <uses-sdk android:minSdkVersion="15" />

</manifest>