Log Message:
-----------
Document delay as 0, per Matthew T. O'Connor
Modified Files:
--------------
pgsql-server/src/backend/utils/misc:
postgresql.conf.sample (r1.120 -> r1.121)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/backend/utils/misc/postgresql.conf.sample.diff?r1=1.120&r2=1.121)