update drawterm's description in /sys/src/cmd/unix/README.

Reference: /n/sources/patch/applied/unix-readme
Date: Tue Apr  4 08:58:44 CES 2006
Signed-off-by: geoff@collyer.net

--- /sys/src/cmd/unix/README	Tue Apr  4 08:56:44 2006
+++ /sys/src/cmd/unix/README	Tue Apr  4 08:56:42 2006
@@ -9,11 +9,10 @@
 	drawterm/
 		Drawterm is a Unix and Windows program that simulates
 		a Plan 9 terminal to connect to a Plan 9 cpu server.
-		The version in this directory speaks the pre-9P2000 
-		protocols.  
+		The version in this directory speaks the 9P2000 
+		protocol.  
 
-		A new 9P2000 version is in progress but still crashes
-		with some regularity on Unix.  It can be found at
+		It can also be found at
 		  http://cvs.pdos.csail.mit.edu/cvs/drawterm/
 		or use
 		  cvs -d :pserver:anoncvs@cvs.pdos.csail.mit.edu:/cvs co drawterm