Log Message:-----------Properly credit Simon for functions pg_last_xlog_replay_location, etc.
Modified Files:-------------- pgsql/doc/src/sgml: release-9.0.sgml (r2.8 -> r2.9) (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/release-9.0.sgml?r1=2.8&r2=2.9)
