Log Message:
-----------
Default to ON for 8.2, as announced in the release notes:
escape_string_warning = on
Modified Files:
--------------
pgsql/src/backend/utils/misc:
postgresql.conf.sample (r1.174 -> r1.175)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/postgresql.conf.sample.diff?r1=1.174&r2=1.175)