Copyright for rootskel-gtk source package in Focal

This is a root filesystem skeleton for the Debian/GNU Linux installer.

Author(s): Frans Pop

Copyright 2005 Frans Pop  and the Debian installer team.

The license of this package is GPL, version 2 or later.

The open use Debian logo is copyright (c) 1999 Software in the Public
Interest. This logo or a modified version may be used by anyone to refer to
the Debian project, but does not indicate endorsement by the project.
http://www.debian.org/logos/

The icons note_icon.png and warning_icon.png are copyright (c) 2005 by
Eduardo Silva. These logos or a modified version may be used by anyone.

The 'dark' theme is derived from the HighContrastLargePrintInverse GNOME
theme, downloaded from
http://ftp.gnome.org/pub/GNOME/sources/gnome-themes/2.14/gnome-themes-2.14.3.tar.bz2
It is written by Bill Haneman, based on Standard theme by T. Liebeck,
and released under LGPL 2.1.

src/usr/share/graphics/logo_debian_{softwaves,softwaves_dark}.svg are
copyright 2016 by Juliette Taka BELIN , licensed
under the GNU GPL version 2, or later. Minor changes were made by Aurélien
COUDERC  to make them suitable for packaging.

On Debian systems, the complete text of the GNU GPL version 2 can be found in
/usr/share/common-licenses/GPL-2, and the complete text of the GNU LGPL 2.1
in /usr/share/common-licenses/LGPL-2.1.