public Savable load(URL f, ReadListener listener) throws IOException {
        InputStream is = f.openStream();
        Savable rVal = load(is, listener);
        is.close();
        return rVal;
    }
@author Joshua Slack
@author Kirill Vainer - Version number, Fast buffer reading
jme3-core/src/plugins/java/com/jme3/export/binary/BinaryImporter.java