Log Message:
-----------
Update 9.0 release notes for changes since beta4.
Note: as usual, bug fixes that were also applied in back branches are not
considered material to include in a new major release's notes.
Modified Files:
--------------
pgsql/doc/src/sgml:
release-9.0.sgml (r2.52 -> r2.53)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/release-9.0.sgml?r1=2.52&r2=2.53)