Artwork sources for src/images/orig/
=======================================

edit_select_all.png
  Original: "edit-select-all" icon, 16x16, from gnome-icon-theme
  (https://download.gnome.org/sources/gnome-icon-theme/).
  Copyright 2002-2008 by the gnome-icon-theme authors (Andreas Nilsson,
  Hylke Bons, Jakub Steiner, Josef Vybíral, Lapo Calamandrei, Luca Ferretti,
  Ricardo González, Riccardo Buzzotta, Rodney Dawes, Tuomas Kuosmanen,
  Ulisse Perusin).
  License: GNU General Public License version 2 or later (GPL-2+), see
  /usr/share/doc/gnome-icon-theme/copyright on Debian systems.
  GPL-2+ artwork embedded in this GPL-3.0-or-later program: compatible.

edit_select_none.png
  Derived from the above: red "X" overlaid at the bottom-right corner to
  mean "deselect all". Same GPL-2+ license as its source.
