Log Message:
-----------
Hook pg_upgrade into the contrib makefile structure so it gets built
on the buildfarm.
Modified Files:
--------------
pgsql/contrib:
Makefile (r1.90 -> r1.91)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/Makefile?r1=1.90&r2=1.91)
README (r1.102 -> r1.103)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/README?r1=1.102&r2=1.103)