Copyright © 2008 by Edward H. Trager <ed.trager@gmail.com>
All Rights Reserved.
Released under the GNU General Public License version 3 or later.
See accompanying LICENSE.txt file for details.

Copyright © 2012, 2013 by Vitaly Volkov <hash.3g@gmail.com>

Copyright © 2012, 2013 by Dave Crossland <dave@lab6.com>

Some contributions under project license by Mikhail Kashkin <https://github.com/xen/>
