code: public static StringBuilder makePage(final String title,
                                         final String subtitle,
                                         final String body) {
      return makePage(null, title, subtitle, body);
    }
docs: Easy way to generate a small, simple HTML page.
  <p>
  Equivalent to {@code makePage(null, title, subtitle, body)}.
  @param title What should be in the {@code title} tag of the page.
  @param subtitle Small sentence to use next to the TSD logo.
  @param body The body of the page (excluding the {@code body} tag).
  @return A full HTML page.