Copyright for xl2tpd source package in Precise

Upstream-Source: http://www.xelerance.com/software/xl2tpd/

Upstream Author: Xelerance Corporation

Files: *
Copyright: (c) 2006-2007 Xelerance Corporation
License: GPL-2+
 Please see the CREDITS file for a complete copyright history of all parts of
 the project.

 On Debian systems, the complete text of the GNU General
 Public License can be found in `/usr/share/common-licenses/GPL-2'.

Files: debian/*
Copyright: (c) 2007-2008 Roberto C. Sanchez 
License: GPL-2+
 The packaging is based on the packaging of the original l2tpd package by
 Jean-Francois Dive.