Copyright (C) 2011-2014 Henrik Sandklef
Permission is granted to copy, distribute and/or modify this document
under the terms of the GNU Free Documentation License, Version 1.2
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 section entitled 
''GNU Free Documentation License''

