RELEASE-NOTES: mention security issue 20110623

libcurl inappropriate GSSAPI delegation. Full details at
http://curl.haxx.se/docs/adv_20110623.html

RELEASE-NOTES

@@ -15,6 +15,8 @@ This release includes the following changes:
 
 This release includes the following bugfixes:
 
+ o SECURITY ADVISORY: inappropriate GSSAPI delegation. Full details at
+   http://curl.haxx.se/docs/adv_20110623.html
  o NTLM: work with unicode
  o fix connect with SOCKS proxy when using the multi interface
  o anyauthput.c: stdint.h must not be included unconditionally
@@ -42,6 +44,6 @@ advice from friends like these:
  Dan Fandrich, Guenter Knauf, Vsevolod Novikov, Zmey Petroff,
  Dagobert Michelsen, Jeff Pohlmeyer, Dmitri Shubin, Matteo Rocco,
  Aaron Orenstein, Yang Tse, Kamil Dudka, Amr Shahin, Josue Andrade Gomes,
- Ori Avtalion
+ Ori Avtalion, Richard Silverman, Julien Chaffraix
 
         Thanks! (and sorry if I forgot to mention someone)