[pgpool-committers: 10461] pgpool: Doc: update release note.

[Bo Peng]

Doc: update release note.

Branch
------
V4_3_STABLE

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=c4480b2ed55aa06505d6b672ac70dc15bac0ed0b

Modified Files
--------------
doc.ja/src/sgml/release-4.2.sgml | 108 ++++++++++++++++++++++++++++++++--
doc.ja/src/sgml/release-4.3.sgml | 108 ++++++++++++++++++++++++++++++++--
doc/src/sgml/release-4.2.sgml    | 122 +++++++++++++++++++++++++++++++++++++--
doc/src/sgml/release-4.3.sgml    | 122 +++++++++++++++++++++++++++++++++++++--
4 files changed, 444 insertions(+), 16 deletions(-)