0.1 April something, 1999.  First release.
0.2 May 27, 1999.  Added a choice of 3 color maps.  Changed default
	           settings for a better look.
0.3 June something, 1999.  William Tipton added a pause button.
0.4 June 15, 1999.  Can be used a load meter.  Suggested by Richard Kuo.
0.41 June 20, 1999  Fixed load-meter bug.
0.42 July 10, 1999  Fixed a bug when many wmflames are open.
0.5  July 11, 1999  Hal Larsson co-authored gas flame mode.
0.6  July 25, 1999  Added arbitrary file mode.