Pullup ticket 2527 - requested by wiz
security update for libxml2

- pkgsrc/textproc/libxml2/Makefile 1.94
- pkgsrc/textproc/libxml2/distinfo 1.66
- pkgsrc/textproc/libxml2/patches/patch-aa 1.23

  Module Name: pkgsrc
  Committed By: wiz
  Date: Sat Sep  6 14:58:34 UTC 2008

  Modified Files:
  pkgsrc/textproc/libxml2: Makefile distinfo
  pkgsrc/textproc/libxml2/patches: patch-aa

  Log Message:
  Update to 2.7.1:

  2.7.1: Sep 1 2008

      * Portability fix: Borland C fix (Moritz Both)
      * Bug fixes: python serialization wrappers, XPath QName corner
        case handking and leaks (Martin)
      * Improvement: extend the xmlSave to handle HTML documents and trees
      * Cleanup: python serialization wrappers

  2.7.0: Aug 30 2008

      * Documentation: switch ChangeLog to UTF-8, improve mutithreads
      and xmlParserCleanup docs
      * Portability fixes: Older Win32 platforms (Rob Richards), MSVC
      porting fix (Rob Richards), Mac OS X regression tests (Sven
      Herzberg), non GNUCC builds (Rob Richards), compilation on
      Haiku (Andreas F�rber)
      * Bug fixes: various realloc problems (Ashwin), potential
      double-free (Ashwin), regexp crash, icrash with invalid whitespace
      facets (Rob Richards), pattern fix when streaming (William
      Brack), various XML parsing and validation fixes based on the
      W3C regression tests, reader tree skipping function fix (Ashwin),
      Schemas regexps escaping fix (Volker Grabsch), handling of
      entity push errors (Ashwin), fix a slowdown when encoder cant
      serialize characters on output
      * Code cleanup: compilation fix without the reader, without
      the output (Robert Schwebel), python whitespace (Martin), many
      space/tabs cleanups, serious cleanup of the entity handling
      code
      * Improvement: switch parser to XML-1.0 5th edition, add parsing
      flags for old versions, switch URI parsing to RFC 3986, add
      xmlSchemaValidCtxtGetParserCtxt (Holger Kaelberer), new hashing
      functions for dictionnaries (based on Stefan Behnel work),
      improve handling of misplaced html/head/body in HTML parser,
      better regression test tools and code coverage display, better
      algorithms to detect various versions of the billion laughts
      attacks, make arbitrary parser limits avoidable as a parser
      option

(ghen)