Copyright (C) 2010 Stacey J. Winham 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; either version 2 of the License, or (at your option) any later version. 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 GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. The full license can be viewed at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt Files share/licenses/GPL-2 in the R (source or binary) distribution is a copy of version 2 of the 'GNU General Public License'. These can also be viewed at http://www.r-project.org/licenses/