Retire git-log.sh (take#2)

... and install a replacement properly.

Signed-off-by: Junio C Hamano <junkio@cox.net>

Makefile

@@ -170,7 +170,7 @@ PROGRAMS = \
 BUILT_INS = git-log$X
 
 # what 'all' will build and 'install' will install, in gitexecdir
-ALL_PROGRAMS = $(PROGRAMS) $(SIMPLE_PROGRAMS) $(SCRIPTS)
+ALL_PROGRAMS = $(PROGRAMS) $(SIMPLE_PROGRAMS) $(BUILT_INS) $(SCRIPTS)
 
 # Backward compatibility -- to be removed after 1.0
 PROGRAMS += git-ssh-pull$X git-ssh-push$X
@@ -450,7 +450,7 @@ LIB_OBJS += $(COMPAT_OBJS)
 export prefix TAR INSTALL DESTDIR SHELL_PATH template_dir
 ### Build rules
 
-all: $(ALL_PROGRAMS) git$X $(BUILT_INS) gitk
+all: $(ALL_PROGRAMS) git$X gitk
 
 all:
 	$(MAKE) -C templates
@@ -647,7 +647,7 @@ rpm: dist
 
 clean:
 	rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o xdiff/*.o \
-		$(LIB_FILE) $(XDIFF_LIB) $(BUILT_INS)
+		$(LIB_FILE) $(XDIFF_LIB)
 	rm -f $(ALL_PROGRAMS) git$X
 	rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags
 	rm -rf $(GIT_TARNAME)