Update COPYRIGHT to include release id LLNL-CODE-403049.

COPYRIGHT

@@ -1,14 +1,25 @@
-The majority of the code is this project comes from OpenSolaris which
-has been released under the CDDL open source license.  This includes
-the core ZFS code, libavl, libnvpair, libefi, libunicode, and libutil.
-The original OpenSolaris source can be downloaded from:
+The majority of the code in the ZFS on Linux port comes from OpenSolaris
+which has been released under the terms of the CDDL open source license.
+This includes the core ZFS code, libavl, libnvpair, libefi, libunicode,
+and libutil.  The original OpenSolaris source can be downloaded from:
 
 http://dlc.sun.com/osol/on/downloads/b121/on-src.tar.bz2
 
-Files which do not originate from OpenSolaris are noted by a header
-and attributed properly.  These exceptions include but are not limited
-to the vdev_disk.c and zvol.c implementation which are also licensed
-under the CDDL.
+Files which do not originate from OpenSolaris are noted in the file header
+and attributed properly.  These exceptions include, but are not limited
+to, the vdev_disk.c and zvol.c implementation which are licensed under
+the CDDL.
+
+The latest stable and development versions of this port can be downloaded
+from the official ZFS on Linux site located at:
+
+http://github.com/behlendorf/zfs/
+
+This ZFS on Linux port was produced at the Lawrence Livermore National
+Laboratory (LLNL) under Contract No. DE-AC52-07NA27344 (Contract 44)
+between the U.S. Department of Energy (DOE) and Lawrence Livermore
+National Security, LLC (LLNS) for the operation of LLNL.  It has been
+approved for release under LLNL-CODE-403049.
 
 This package is distributed under the terms of the CDDL.  See the file
 OPENSOLARIS.LICENSE for more information.