SDL: new download method 'mnt:' to mount .obb file created by jobb tool, the mount path is returned in ANDROID_OBB_MOUNT_DIR env variable

project/java/MainActivity.java

@@ -1468,6 +1468,8 @@ public class MainActivity extends Activity
 	public static MainActivity instance = null;
 	public boolean readExternalStoragePermissionDialogAnswered = false;
 	public boolean writeExternalStoragePermissionDialogAnswered = false;
+
+	public String ObbMountPath = null;
 }
 
 // *** HONEYCOMB / ICS FIX FOR FULLSCREEN MODE, by lmak ***