[pgpool-committers: 9369] pgpool: Doc: add release notes.

[Bo Peng]

Doc: add release notes.

Branch
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V4_3_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=b1791a45d39ddc65af28186ff4a7e42c4a4a2b69

Modified Files
--------------
doc.ja/src/sgml/release-4.0.sgml | 338 ++++++++++++++++++++++++++
doc.ja/src/sgml/release-4.1.sgml | 338 ++++++++++++++++++++++++++
doc.ja/src/sgml/release-4.2.sgml | 393 +++++++++++++++++++++++++++++++
doc.ja/src/sgml/release-4.3.sgml | 457 ++++++++++++++++++++++++++++++++++++
doc/src/sgml/release-4.0.sgml    | 362 ++++++++++++++++++++++++++++
doc/src/sgml/release-4.1.sgml    | 362 ++++++++++++++++++++++++++++
doc/src/sgml/release-4.2.sgml    | 417 +++++++++++++++++++++++++++++++++
doc/src/sgml/release-4.3.sgml    | 495 ++++++++++++++++++++++++++++++++++++++-
8 files changed, 3158 insertions(+), 4 deletions(-)