[pgpool-committers: 8253] pgpool: Add release notes.

[Masaya Kawamoto]

Add release notes.

Branch
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V3_7_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=ac2de0fa8b981f40985feb05c79188a208e7ccf0

Modified Files
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doc.ja/src/sgml/release-3.7.sgml | 33 +++++++++++++++++++++++++++++++++
doc.ja/src/sgml/version.sgml     |  2 +-
doc/src/sgml/release-3.7.sgml    | 33 +++++++++++++++++++++++++++++++++
doc/src/sgml/version.sgml        |  2 +-
4 files changed, 68 insertions(+), 2 deletions(-)