Log Message:-----------Improve documentation of configure's readline/libedit switches.
Modified Files:-------------- pgsql: configure (r1.506 -> r1.507) (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.506&r2=1.507) configure.in (r1.476 -> r1.477) (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.476&r2=1.477) pgsql/doc/src/sgml: installation.sgml (r1.262 -> r1.263) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/installation.sgml.diff?r1=1.262&r2=1.263)