private boolean notHiddenFile(Path p) {
        try {
            return !Files.isHidden(p);
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    }
@author Marc Savy {@literal <marc@blackparrotlabs.io>}
manager/api/rest-impl/src/main/java/io/apiman/manager/api/notifications/email/QuteTemplateEngine.java