License of this project
What is the actual license of this project? The COPYING file in the 3.20.4 release contains the GPLv3, but the copyright notice in the README file says "...; either version 2." ??? -- Sudoman 18:17, 6 December 2011 (EST)
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.
The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.