Copyright for sugar-imageviewer-activity source package in Oracular

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Image Viewer
Upstream-Contact: https://github.com/sugarlabs/imageviewer-activity/issues
 Sugarlabs 
 http://lists.sugarlabs.org/listinfo/sugar-devel
 irc://irc.freenode.net/sugar
Source: http://download.sugarlabs.org/sources/sucrose/fructose/ImageViewer/
 https://github.com/sugarlabs/imageviewer-activity.git

Files: *
Copyright:
  2008, One Laptop Per Child
License-Grant:
 This program 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.
License: GPL-2+

Files: collabwrapper.py
Copyright:
  2015, Sam Parkinson
  2015, Walter Bender
License-Grant:
 This program 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 3 of the License, or (at your option) any later version.
License: GPL-3+

Files: debian/*
Copyright:
  2008-2010,2012,2015-2017,2019, Jonas Smedegaard 
  2015, Sebastian Silva 
License-Grant:
 This program 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 3, or (at your option) any later version.
License: GPL-3+

License: GPL-2+
License-Reference: /usr/share/common-licenses/GPL-2

License: GPL-3+
License-Reference: /usr/share/common-licenses/GPL-3