code: protected void addTagsInfo(Doc doc, Content htmltree) {
          if (configuration.nocomment) {
              return;
          }
          Content dl = new HtmlTree(HtmlTag.DL);
          if (doc instanceof MethodDoc) {
              addMethodInfo((MethodDoc) doc, dl);
          }
          Content output = new ContentBuilder();
          TagletWriter.genTagOuput(configuration.tagletManager, doc,
              configuration.tagletManager.getCustomTaglets(doc),
                  getTagletWriterInstance(false), output);
          dl.addContent(output);
          htmltree.addContent(dl);
      }
docs: Adds the tags information.
  
  @param doc the doc for which the tags will be generated
  @param htmltree the documentation tree to which the tags will be added