[pgpool-committers: 8189] pgpool: Add 4.3RC1 release notes.

[Bo Peng]

Add 4.3RC1 release notes.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=2110e67896f1ec423421c1399594ef5befe77a08

Modified Files
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doc.ja/src/sgml/release-4.3.sgml | 87 ++++++++++++++++++----------------------
doc/src/sgml/release-4.3.sgml    | 68 ++++++++++++++-----------------
2 files changed, 70 insertions(+), 85 deletions(-)