* Updates the model version element in a POM document.
     *
     * @param pomDocument the POM document (domtrip Document)
     * @param newVersion the new model version
     */
    public static void updateModelVersion(Document pomDocument, String newVersion) {
        Editor editor = new Editor(pomDocument);
        Element root = editor.root();
        if (root == null) {
            return;
        }