[xml] Release of libxml2-2.5.4

[Daniel Veillard <veillard redhat com>]

  This is a bugfix and conformance oriented release:
     ftp://xmlsoft.org/
     http://xmlsoft.org/

 Most of the changes are related to cleaning up the XInclude, XPointer,
and Relax NG implementations based on the testsuites from W3C/NIST and
OASIS. This also includes various bugfixes:
* Conformance testing and lot of fixes on Relax NG and XInclude implementation
* Implementation of XPointer element() scheme
* Bug fixes: XML parser, XInclude entities merge, validity checking on
  namespaces, 2 serialization bugs, node info generation problems, a DTD
  regexp generation problem.
* Portability: windows updates and path canonicalization (Igor)
* A few typo fixes (Kjartan Maraas)
* Python bindings generator fixes (Stephane Bidoul)

  thanks a lot for the bug reports and patches,

Daniel

-- 
Daniel Veillard      | Red Hat Network https://rhn.redhat.com/
veillard redhat com  | libxml GNOME XML XSLT toolkit  http://xmlsoft.org/
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