Log message:
Pullup ticket #5182 - requested by maya
chat/irssi: security fix
chat/irssi-icb: security fix
chat/irssi-xmpp: security fix

Revisions pulled up:
- chat/irssi-icb/Makefile                                       1.40
- chat/irssi-icb/distinfo                                       1.25
- chat/irssi-xmpp/Makefile                                      1.11
- chat/irssi-xmpp/distinfo                                      1.7
- chat/irssi/Makefile                                           1.75
- chat/irssi/Makefile.common                                    1.19
- chat/irssi/distinfo                                           1.38
- chat/irssi/patches/patch-scripts_buf.pl                       deleted

---
   Module Name:    pkgsrc
   Committed By:   maya
   Date:           Thu Jan  5 15:49:47 UTC 2017

   Modified Files:
          pkgsrc/chat/irssi-xmpp: Makefile distinfo

   Log message:
   irssi-xmpp: catch up with irssi changes.

   bump PKGREVISION to ensure it is rebuilt.

---
   Module Name:    pkgsrc
   Committed By:   maya
   Date:           Thu Jan  5 15:48:34 UTC 2017

   Modified Files:
          pkgsrc/chat/irssi-icb: Makefile distinfo

   Log message:
   irssi-icb: catch up with irssi changes.

   bump PKGREVISION to ensure it is rebuilt.

---
   Module Name:    pkgsrc
   Committed By:   maya
   Date:           Thu Jan  5 15:46:10 UTC 2017

   Modified Files:
          pkgsrc/chat/irssi: Makefile Makefile.common distinfo
   Removed Files:
          pkgsrc/chat/irssi/patches: patch-scripts_buf.pl

   Log message:
   irssi: update to 0.8.21.

   irssi 0.8.21 is a maintenance release without any new features.

   Changes:

   - Correct a NULL pointer dereference in the nickcmp function found by
   Joseph Bisch (GL#1)
   - Correct an out of bounds read in certain incomplete control codes
   found by Joseph Bisch (GL#2)
   - Correct an out of bounds read in certain incomplete character
   sequences found by Hanno Böck and independently by J. Bisch (GL#3)
   - Correct an error when receiving invalid nick message (GL#4, #466)