Corrected install location of manpages.

(man/manSECTION/ instead of man/man.SECTION/)

doc/Makefile

@@ -28,7 +28,7 b' hg.1.gendoc.txt: ../mercurial/commands.p'
 
 install: man
 	for i in $(MAN) ; do \
-	  subdir=`echo $$i | sed -n 's/.\+\(\.[0-9]\)$$/man\1/p'` ; \
+	  subdir=`echo $$i | sed -n 's/.\+\.\([0-9]\)$$/man\1/p'` ; \
 	  mkdir -p $(MANDIR)/$$subdir ; \
 	  $(INSTALL) $$i $(MANDIR)/$$subdir ; \
 	done