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.

tiny_queue_disabled.png, tiny_track.png, tiny_start.png, tiny_doc_new.png
  Derived from https://commons.wikimedia.org/wiki/Tango_icons

  This is free and unencumbered software released into the public domain.

  Anyone is free to copy, modify, publish, use, compile, sell, or
  distribute this software, either in source code form or as a compiled
  binary, for any purpose, commercial or non-commercial, and by any
  means.

  In jurisdictions that recognize copyright laws, the author or authors
  of this software dedicate any and all copyright interest in the
  software to the public domain. We make this dedication for the benefit
  of the public at large and to the detriment of our heirs and
  successors. We intend this dedication to be an overt act of
  relinquishment in perpetuity of all present and future rights to this
  software under copyright law.

  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  ARISING FROM, OUT OF OR IN CONNECTION WITH THE SO
