[pgpool-committers: 6356] 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=decbe89272226f6c5d4acfafc237a041e06de152

Modified Files
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doc.ja/src/sgml/release-3.4.sgml |  87 +++++++++++++++++++++++
doc.ja/src/sgml/release-3.5.sgml |  99 ++++++++++++++++++++++++++
doc.ja/src/sgml/release-3.6.sgml | 149 +++++++++++++++++++++++++++++++++++++++
doc/src/sgml/release-3.4.sgml    |  60 ++++++++++++++++
doc/src/sgml/release-3.5.sgml    |  69 ++++++++++++++++++
doc/src/sgml/release-3.6.sgml    | 109 ++++++++++++++++++++++++++++
6 files changed, 573 insertions(+)