pullup ticket #2353 - requested by wiz

pullup ticket #2353 - requested by wiz
vorbis-tools: resolves security issue

revisions pulled up:
- pkgsrc/audio/vorbis-tools/Makefile		1.50
- pkgsrc/audio/vorbis-tools/distinfo		1.21
- pkgsrc/audio/vorbis-tools/patches/patch-ad	1.3

   Module Name:	pkgsrc
   Committed By:	wiz
   Date:		Tue Apr 29 05:51:10 UTC 2008

   Modified Files:
   	pkgsrc/audio/vorbis-tools: Makefile distinfo
   Added Files:
   	pkgsrc/audio/vorbis-tools/patches: patch-ad

   Log Message:
   Add upstream patch fixing
   http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1686
   Bump PKGREVISION.