Each source code file contains the license statement:
Copyright (c) 2003-2014, Pete
Sanderson and Kenneth Vollmar
Developed by Pete Sanderson (psanderson@otterbein.edu)
and Kenneth Vollmar (kenvollmar@missouristate.edu)
Permission is hereby granted, free of charge, to any person
obtaining
a copy of this software and associated documentation files
(the
"Software"), to deal in the Software without restriction,
including
without limitation the rights to use, copy, modify, merge,
publish,
distribute, sublicense, and/or sell copies of the Software,
and to
permit persons to whom the Software is furnished to do so,
subject
to the following conditions:
The above copyright notice and this permission notice shall
be
included in all copies or substantial portions of the
Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
FOR
ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF
CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
(MIT license,
http://www.opensource.org/licenses/mit-license.html)