Program:
  Czirkos Zoltan <cirix@fw.hu>

  Scale2x algorithm:
    Andrea Mazzoleni

  Hqx algorithm:
    Copyright (C) 2003 Maxim Stepin ( maxst@hiend3d.com )
    Copyright (C) 2010 Cameron Zemek ( grom@zeminvaders.net)

    SDL: Sam Lantinga <slouken@libsdl.org>
    SDL png saver: Philip D. Bober <wildfire1138@mchsi.com>

  Autoconf OpenGL macros:
    http://code.google.com/p/autoconf-gl-macros/

Artists:
  CWS

Documentation:
  LogicDeLuxe - thanks for the BD-Inside-FAQ.

Caves:
  Various designers.
