V1.4
	* '-cheat' option
	* enabled to play using a mouse
	* enabled to compile with gcc-2.7.0
V1.3
	* fixed a bug about '-fit' option
	* enabled to select a stage to play
V1.2
	* support for TrueColor X server
	* '-fit' option
	* '-doublesize' option
V1.1 
	* first uploaded to tsx-11.mit.edu
