applied Sanders man page/Makefile patch

Makefile

@@ -50,7 +50,7 @@ install: all
 	@chmod 755 ${DESTDIR}${PREFIX}/bin/dwm
 	@echo installing manual page to ${DESTDIR}${MANPREFIX}/man1
 	@mkdir -p ${DESTDIR}${MANPREFIX}/man1
-	@cp -f dwm.1 ${DESTDIR}${MANPREFIX}/man1
+	@sed 's/VERSION/${VERSION}/g' < dwm.1 ${DESTDIR}${MANPREFIX}/man1/dwm.1
 	@chmod 644 ${DESTDIR}${MANPREFIX}/man1/dwm.1
 
 uninstall:

dwm.1

@@ -1,4 +1,4 @@
-.TH DWM 1 dwm-0.7
+.TH DWM 1 dwm-VERSION
 .SH NAME
 dwm \- dynamic window manager
 .SH SYNOPSIS