Add release number to docs and license.

LICENSE

+Copyright (c) 2013, Lawrence Livermore National Security, LLC.
+Produced at the Lawrence Livermore National Laboratory.
+
+This file is part of Spack.
+Written by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+LLNL-CODE-647188
+
+For details, see https://scalability-llnl.github.io/spack
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License (as published by
+the Free Software Foundation) version 2.1 dated February 1999.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+conditions of the GNU General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this program; if not, write to the Free Software Foundation,
+Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
 OUR NOTICE AND TERMS AND CONDITIONS OF THE GNU GENERAL PUBLIC LICENSE
 
 Our Preamble Notice

lib/spack/docs/_themes/sphinx_rtd_theme/footer.html

@@ -16,7 +16,7 @@
     © Copyright 2013,
     <a href="https://scalability.llnl.gov/">Lawrence Livermore National Laboratory</a>.
     <br/>
-    Written by Todd Gamblin, <a href="mailto:tgamblin@llnl.gov">tgamblin@llnl.gov</a>
+    Written by Todd Gamblin, <a href="mailto:tgamblin@llnl.gov">tgamblin@llnl.gov</a>, LLNL-CODE-647188
     <br/>
 
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