Added note about setup.py patch

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@298 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

+New in v0.11.4 (2003/04/01)
+---------------------------
+
+Fixed bug incrementing sockets whose filenames were pretty long, but
+not super long.  Reported by Olivier Mueller.
+
+Added Albert Chin-A-Young's patch to add a few options to the setup.py
+install script.
+
+
 New in v0.11.3 (2003/03/04)
 ---------------------------