Copyright for icecast2 source package in Precise

This is Icecast 2.x packaged for Debian.

Upstream source: http://downloads.us.xiph.org/releases/icecast/

Note: Tarball distributed with Debian is currently not pristine: the
subdir "debian" has been stripped to not clash with the official Debian
packaging files.

Upstream Authors: the icecast team 

Copyright and license; src/avl/:

 * Copyright (C) 1995-1997 by Sam Rushing 
 * 
 *                         All Rights Reserved
 * 
 * Permission to use, copy, modify, and distribute this software and
 * its documentation for any purpose and without fee is hereby
 * granted, provided that the above copyright notice appear in all
 * copies and that both that copyright notice and this permission
 * notice appear in supporting documentation, and that the name of Sam
 * Rushing not be used in advertising or publicity pertaining to
 * distribution of the software without specific, written prior
 * permission.
 * 
 * SAM RUSHING DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
 * NO EVENT SHALL SAM RUSHING BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

Copyright and license; src/thread/:

 * Copyright (c) 1999, 2000 the icecast team 
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.

Copyright and license; src/net/:

 * Copyright (C) 1999 the icecast team 
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.

Copyright and license; src/httpp/ and src/timing:

  lgpl
  
  by jack moffitt 

Copyright and license; other files (found in src/client.c):

 * This program is distributed under the GNU General Public License, version 2.
 * A copy of this license is included with this source.
 *
 * Copyright 2000-2004, Jack Moffitt ,
 *                      oddsock ,
 *                      Karl Heyes 
 *                      and others (see AUTHORS for details).


On Debian systems, the complete text of both the GNU General Public
License (GPL) and the GNU Library General Public License (LGPL) can be
found below `/usr/share/common-licenses/'.