Copyright for apngasm source package in Xenial

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0
Upstream-Name: APNG Assembler
Upstream-Contact: Max Stepin 
Source: https://sourceforge.net/projects/apngasm
X-Upstream-Vcs: 
X-Upstream-Bugs: https://sourceforge.net/projects/apngasm/forums/forum/1151026

Files: *
Copyright:
  2010-2012 Max Stepin 
License: zlib-libpng

Files: debian/*
Copyright:
  2013 Jari Aalto 
License: GPL-2+

License: zlib-libpng
  [From file apngasm.c]
  .
  * zlib license
  * ------------
  *
  * This software is provided 'as-is', without any express or implied
  * warranty.  In no event will the authors be held liable for any damages
  * arising from the use of this software.
  *
  * Permission is granted to anyone to use this software for any purpose,
  * including commercial applications, and to alter it and redistribute it
  * freely, subject to the following restrictions:
  *
  * 1. The origin of this software must not be misrepresented; you must not
  *    claim that you wrote the original software. If you use this software
  *    in a product, an acknowledgment in the product documentation would be
  *    appreciated but is not required.
  * 2. Altered source versions must be plainly marked as such, and must not be
  *    misrepresented as being the original software.
  * 3. This notice may not be removed or altered from any source distribution.
  *
  */

License: GPL-2+
 This package is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.
 .
 This package is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 GNU General Public License for more details.
 .
 You should have received a copy of the GNU General Public License
 along with this program. If not, see .
 .
 On Debian systems, the complete text of the GNU General
 Public License can be found in "/usr/share/common-licenses/GPL-2".