0.79 (09 Jul 2001):
  Added support for selecting the colour space in which a fade happens.
0.80 (14 Aug 2001):
  Fix for fading failing with cyan-blue in RGB.
0.81 (08 Sep 2001):
  Grammatical error in help corrected.
0.82 (17 Jan 2002):
  Update to fix hangs during fades in HSV.
0.83 (11 May 2002):
  Skip background fill if centred sprite fills screen.
0.84 (11 May 2002):
  Fix for tiled sprites displaying a rogue line.
0.85 (29 Jul 2002):
  Fix for problems redrawing a non-existant centred sprite.
0.86 (07 Aug 2002):
  Updated makefile to new format.
  Replaced JPEG rendering with ImageFileRender.
0.87 (21 Aug 2002):
  Fix for sprites using ImageFileRender.
  Fix for JPEG-style routines tiling wrongly.
0.88 (05 Oct 2002):
  Fix for failure to select iconised windows with menu.
0.89 (09 Oct 2002):
  Fix for selection over iconised menus not greying 'Remove'.
