polished the map reading system~ i made it ... more robust.... now onwards to far...

polished the map reading system~ i made it ... more robust.... now onwards to far pointing with map loading~
	modified:   0.bat
	modified:   makefile
	modified:   maptest.exe
	modified:   pcxtest.exe
	modified:   scroll.exe
	modified:   src/lib/mapread.c
	modified:   src/lib/mapread.h
	modified:   src/maptest.c
	modified:   test.exe
	modified:   test2.exe