Rename wmaker INSTALL file

..so that it does not get overwritten by the configure stuff.

.gitignore

@@ -11,8 +11,11 @@ config.status
 config.sub
 configure
 contrib/WindowMaker.spec
+install-sh
 libtool
 ltmain.sh
+missing
+mkinstalldirs
 src/config.h
 src/config.h.in
 src/stamp-h1

INSTALL-WMAKER

@@ -434,5 +434,3 @@ following order (for brazilian portuguese, in this case):
 menu.pt_BR
 menu.pt
 menu
-
-