\begin{quote}
- Copyright \copyright\ 2000-2011 Simone Piccardi. Permission is granted to
+ Copyright \copyright\ 2000-2014 Simone Piccardi. Permission is granted to
copy, distribute and/or modify this document under the terms of the GNU Free
Documentation License, Version 1.1 or any later version published by the
Free Software Foundation; with the Invariant Sections being ``Un preambolo''