Log Message:
-----------
Update release notes for pending back-branch releases.
Tags:
----
REL8_0_STABLE
Modified Files:
--------------
pgsql/doc/src/sgml:
release.sgml (r1.321.4.12 -> r1.321.4.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/release.sgml.diff?r1=1.321.4.12&r2=1.321.4.13)