backport from 2.1:

* add the two new elements <glossary> and <phonetic>
* add transformation for <glossary> and <phonetic>
* add style for pronounciations
* add title for glossary links


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@106820 13f79535-47bb-0310-9956-ffa450edef68