Log Message:
-----------
Update docs for recent change to setseed() return value.
Modified Files:
--------------
pgsql/doc/src/sgml:
func.sgml (r1.351 -> r1.352)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/func.sgml.diff?r1=1.351&r2=1.352)