Thread: pgsql: Update release notes for 9.1.5, 9.0.9, 8.4.13, 8.3.20.

Update release notes for 9.1.5, 9.0.9, 8.4.13, 8.3.20.

Branch
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REL8_4_STABLE

Details
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http://git.postgresql.org/pg/commitdiff/b556e4f89735c8062d08452e2d8c97a0e46e317c

Modified Files
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doc/src/sgml/release-8.3.sgml |  223 +++++++++++++++++++++++++++++++++++++++
doc/src/sgml/release-8.4.sgml |  234 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 457 insertions(+), 0 deletions(-)