Pullup ticket 2393 - requested by drochner

Pullup ticket 2393 - requested by drochner
security fixes for libvorbis

- pkgsrc/audio/libvorbis/Makefile			1.47
- pkgsrc/audio/libvorbis/distinfo			1.15
- pkgsrc/audio/libvorbis/patches/patch-aa		1.3
- pkgsrc/audio/libvorbis/patches/patch-ab		1.3

   Module Name:    pkgsrc
   Committed By:   drochner
   Date:           Wed May 14 16:36:18 UTC 2008

   Modified Files:
           pkgsrc/audio/libvorbis: Makefile distinfo
   Added Files:
           pkgsrc/audio/libvorbis/patches: patch-aa patch-ab

   Log Message:
   pull some patches from upstream CVS to fix integer overflows /
   buffer overflows (CVE-2008-1419, CVE-2008-1420, CVE-2008-1423),
   bump PKGREVISION