Main author:
  Laurent Bercot <ska-skaware@skarnet.org>

Contributors:
  Sertonix <sertonix@posteo.net>
  Lennart Jablonka <humm@ljabl.com>

Thanks to:
  Colin Booth <colin@heliocat.net>
  multiplexd <multiplexd@gmx.com>
  Mira Ressel <aranea@aixah.de>
  Samuel Holland <samuel@sholland.org>
  Max Rees <maxcrees@me.com>
  Guillermo <gdiazhartusch@gmail.com>
  Muhammad Mahendra Subrata <mumahendras3@gmail.com>
  Leah Neukirchen <leah@vuxu.org>
  Alexis <flexibeast@gmail.com>