Log Message:
-----------
Document trace_recovery_messages() parameter as an enum, not string.
Fujii Masao
Modified Files:
--------------
pgsql/doc/src/sgml:
config.sgml (r1.255 -> r1.256)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.255&r2=1.256)