sand2.rgb and dirt2sand.rgb is © 2009 Christoph Egger <debian@christoph-egger.org>
You may choose one of the following Licenses
 * ZLib License
 * GNU GPL Version 2 or any later
 * Creative Commons 3.0 BY

palmtree3 is © 2009 Gregory Schick <leadgolem@gmail.com> and Christoph Egger <debian@christoph-egger.org>
License:  Creative Commons 3.0 BY-SA
