open watcom map files are maw

open watcom map files are maw
	renamed:    16.map -> 16.maw
	renamed:    bakapi.map -> bakapi.maw
	modified:   bcexmm.prj
	renamed:    9.cow -> doc/cow/9.cow
	renamed:    cirno.cow -> doc/cow/cirno.cow
	renamed:    cirno2.cow -> doc/cow/cirno2.cow
	renamed:    cirno29.cow -> doc/cow/cirno29.cow
	renamed:    cirno9.cow -> doc/cow/cirno9.cow
	renamed:    metan1.cow -> doc/cow/metan1.cow
	renamed:    exmmtest.map -> exmmtest.maw
	new file:   fmemtest.maw
	new file:   fontgfx.maw
	new file:   inputest.maw
	modified:   makefile
	new file:   maptest.maw
	new file:   palettec.maw
	new file:   pcxtest.maw
	modified:   scroll.exe
	renamed:    scroll.map -> scroll.maw
	deleted:    sega.exe
	deleted:    sountest.exe
	new file:   test.maw
	new file:   test2.maw
	new file:   tsthimem.maw