Log Message:-----------Minor updates and copy-editing.
Modified Files:-------------- pgsql/doc/src/sgml: installation.sgml (r1.218 -> r1.219) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/installation.sgml.diff?r1=1.218&r2=1.219) postgres.sgml (r1.69 -> r1.70) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/postgres.sgml.diff?r1=1.69&r2=1.70)