code: public static void convertRoot(ConfigurationImpl configuration, RootDoc rd,
              DocPath outputdir) {
          new SourceToHTMLConverter(configuration, rd, outputdir).generate();
      }
docs: Convert the Classes in the given RootDoc to an HTML.
  
  @param configuration the configuration.
  @param rd the RootDoc to convert.
  @param outputdir the name of the directory to output to.