Log Message:
-----------
Mark xml2 CREATE FUNCTIONs as IMMUTABLE, and use the "STRICT" syntax
rather than the deprecated "WITH (isStrict)" syntax. Patch from Ilia
Kantor, minor editorializing by Neil Conway.
Modified Files:
--------------
pgsql/contrib/xml2:
pgxml.sql.in (r1.3 -> r1.4)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/xml2/pgxml.sql.in.diff?r1=1.3&r2=1.4)