did some cleaning~ wwww

did some cleaning~ wwww
	modified:   README
	modified:   pcxtest.exe
	modified:   scroll.exe
	modified:   src/lib/modex16.c
	modified:   src/lib/modex16.h
	modified:   src/pcxtest.c
	modified:   src/scroll.c
	modified:   test.exe
	modified:   test2.exe