Add a bunch of missing copyrights. I didn't bother with all of the

files in doc/, but got the important ones.

doc/arch.txt

+#
+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2003 University of Utah and the Flux Group.
+# All rights reserved.
+#
 ======================
 Emulab Source Tree Map
 ======================

doc/customize-image.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2004 University of Utah and the Flux Group.
+# All rights reserved.
+#
 Instructions for creating a site-customized image from a "generic" image
 provided by Utah.  The basic procedure is:
 

doc/overview.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2002-2003 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 ##
 ## overview.txt - Overview of the Emulab software, and the way various
 ## pieces fit together.

doc/setup-cisco.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2002-2005 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 #####
 ##### Configuration suggestions for Cisco switches
 #####

doc/setup-db.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2002-2005 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 #####
 ##### Setting up tbdb for a new boss node
 #####

doc/setup-network.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2002-2005 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 #####
 ##### Laying Out Your Network
 ##### 

doc/setup-nodes.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2002-2005 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 #####
 ##### Setting up nodes for use in the testbed
 #####

doc/setup-ops.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2002-2005 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 #####
 ##### Setting up the Utah Network Testbed software
-##### Most recently tested on FreeBSD 4.10.
+##### Most recently tested on FreeBSD 4.11.
 #####
 
 ##### Step 0 - OS installation and setup

doc/setup.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2001-2005 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 #####
 ##### Setting up the Utah Network Testbed software on a boss node
-##### Tested on FreeBSD 4.9
+##### Tested on FreeBSD 4.11
 #####
 
 ##### Important notes

doc/snmpit-internals.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2004 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 ######################################################################
 ##### Some notes on the design and operation of snmpit 
 ##### Robert Ricci <ricci@cs.utah.edu>

doc/update-node.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2004 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 How to update the client-side Emulab software on a node and make new images.
 This is still a bit ugly at the moment.
 

doc/update-testbed.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2004 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 Rough steps for upgrading your existing Emulab.
 
 0. "Shutdown" the testbed.  Disable the web interface and prevent user

doc/vnode-impl.txt

+#
+# EMULAB-COPYRIGHT
+# Copyright (c) 2003-2004 University of Utah and the Flux Group.
+# All rights reserved.
+#
+
 This file describes the implementation of (and a little bit of the rationale
 for) out FreeBSD-based "virtual node" support.