Log Message:-----------Add URL for async I/O:
> http://archives.postgresql.org/pgsql-hackers/2006-10/msg00820.php
Modified Files:-------------- pgsql/doc: TODO (r1.2004 -> r1.2005) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.2004&r2=1.2005) pgsql/doc/src/FAQ: TODO.html (r1.506 -> r1.507) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html.diff?r1=1.506&r2=1.507)