Return 0 on lost server so pkill works okay if scripted.

TODO

@@ -48,6 +48,7 @@
 -- For 0.1 --------------------------------------------------------------------
 - man page
 - commands:
+	list clients (session, window, tty?)
 	rename sessions
 	swap windows
 	link/copy windows

client.c

@@ -1,4 +1,4 @@
-/* $Id: client.c,v 1.14 2007-10-05 14:23:28 nicm Exp $ */
+/* $Id: client.c,v 1.15 2007-10-22 13:16:36 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -208,7 +208,7 @@ server_dead:
 	local_done();
 
 	printf("[lost server]\n");
-	return (1);
+	return (0);
 
 local_dead:
 	/* Can't do much here. Log and die. */