textproc/jing 20241231 NetBSD

Jing is a RELAX NG validator in Java.

This version of Jing implements

\* RELAX NG 1.0 Specification,
\* RELAX NG Compact Syntax, and
\* parts of RELAX NG DTD Compatibility, specifically checking
  of ID/IDREF/IDREFS.

Jing also has experimental support for schema languages other than RELAX NG; specifically

\* W3C XML Schema (based on Xerces-J);
\* Schematron;
\* Namespace Routing Language.