Log Message:
Update p5-XML-SAX-Writer to 1.50.

pkgsrc-changes:
  fix dependency. add p5-XML-SAX (XML::SAX::Exception), p5-Text-Iconv and
  p5-XML-Filter-BufferText, and delete p5-File-Temp-[0-9]* (already in base
  perl package)

Changes:
0.50 - Sep 14, 2006
     - fixed redundant skipped entity at start_dtd
       (RT.cpan.org #18546)
     - attribute_decl expects Mode instead of ValueDefault property
       to fit to Perl SAX 2.1 (ValueDefault still supported)
     - fixed make test failure with Text::Iconv 1.3 or higher
       (RT.cpan.org #7436 and #9690)
     - fixed make test failure on VMS
       (RT.cpan.org #18663)
     - fixed dropped output on encoding conversion errors
       (RT.cpan.org #17177)