Log Message:-----------Add a link to www.postgresql.org/download to the installation instructions.
From Robert Treat.
Modified Files:-------------- pgsql/doc/src/sgml: installation.sgml (r1.230 -> r1.231) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/installation.sgml.diff?r1=1.230&r2=1.231)
