update xforms

      <li>configure: dynamic modules (DSO) are built by default</li>

      <li>configure: By default, only load those modules that are either required

      or explicitly selected by a configure <code>--enable-foo</code> argument.</li>

      <li>configure: By default, only a basic set of modules is loaded. The

      other <code class="directive">LoadModule</code> directives are commented

      out.</li>

      <li>configure: the "most" module set gets built by default</li>