mathml-dtd-20031021-bp151.206.1

- Only remove file from catalog if it disappeared.
- Do not use release numbers, they're not needed anymore.

- Remove /usr/share/xml from the files list.

- Remove SuSEconfig call.

- converted neededforbuild to BuildRequires

- Move DTD files from %{xml_dir}/mathml/dtd to
  %{xml_dir}/mathml/schema/dtd.

- added option # norootforbuild in specfile

- Update DTD to Version 2.0 (Second Edition), 2003-10-21.
- Drop documentation (to be found at http://www.w3.org/TR/MathML2/).
- Adjust directories according to FHS 2.3:
  * Move XML DTDs to /usr/share/xml/mathml.
  * Keep CATALOG.* files in /usr/share/sgml for the time being.
  * Improve XML catalog (/etc/xml/mathml.xml).

- Use edit-xml-catalog to register xml catalog fragments.
- Use %postun instead of %preun for sgml catalog
- Create absolute links.

- In %post drop brain dead file check which cause re-creation of an
  empty xml catalog file; reported by Thomas Schraitle [# 24186].

- New package: MathML 2.0; cf. [# 12050].