Add a mild warning for people to expect problems in -current after the

SMPng merge.  Suggest 4.x-stable for a while for those people that are
unable or unwilling to cope with problems.

After 6 hours of use tonight, my gut tells me that we're going to have
lots of problems crop up in the coming weeks.

UPDATING

@@ -9,6 +9,11 @@ ITEMS:'
 	The SMPNG commit has happened.  It should work, but if it
 	doesn't, fallback to the PRE_SMPNG CVS tag.
 
+	Expect problems.  The Linux emulation panics the system on
+	boot, and there are other minor and not so minor irritations.
+	The thin skinned should switch to 4.x-stable for the next few
+	months.
+
 20000906:
 	nsswitch has been imported from NetBSD.  Among other things,
 	this means that /etc/host.conf is no longer used.  See