Log Message:-----------Minor editorialization on CLUSTER reference page.
Modified Files:-------------- pgsql/doc/src/sgml/ref: cluster.sgml (r1.41 -> r1.42) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/cluster.sgml.diff?r1=1.41&r2=1.42)
