A validating XML parser from the Apache XML Project.
Lots of contributions to this port by:
Bjoern A. Zeeb <bzeeb+freebsdports@zabbadoz.net>
Christopher Kelly <cck@kuffworks.com>
Also, I made some changes to the final product,
mostly cleanup/consistency things.
PR: ports/42271
Submitted by: Simon Barner <barner@in.tum.de>