[pgpool-committers: 7233] pgpool: Doc: add release note.

[Bo Peng]

Doc: add release note.

Branch
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V3_6_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=d0e62f64febd6ab6245c556a2e49fcf43d523f0c

Modified Files
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doc.ja/src/sgml/release-3.5.sgml | 73 +++++++++++++++++++++++++++++++++++
doc.ja/src/sgml/release-3.6.sgml | 82 ++++++++++++++++++++++++++++++++++++++++
doc/src/sgml/release-3.5.sgml    | 60 +++++++++++++++++++++++++++++
doc/src/sgml/release-3.6.sgml    | 69 +++++++++++++++++++++++++++++++++
4 files changed, 284 insertions(+)