Updates to the XSLT transformation:

- Add a facility for translations.
- Add a type="warning" for <note>.
- Clean up some variable definitions.

Submitted by:  Patrik Grip-Jansson <patrikj@gnulix.org>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@93685 13f79535-47bb-0310-9956-ffa450edef68