*
     * @param parent the parent element
     * @param name the child element name to find
     * @return the child element if found, null otherwise
     *
     */
    public static Element findChildElement(Element parent, String name) {
        return parent.child(name).orElse(null);
    }

    /**
     * Serializes a domtrip Document to XML string with preserved formatting.
     *