[Pgpool-committers] pgpool - pgpool-II: Add 2.2.1 release note

[User T-ishii]

Log Message:
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Add 2.2.1 release note

Tags:
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V2_2_STABLE

Modified Files:
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    pgpool-II/doc:
        pgpool-ja.html (r1.59.2.2 -> r1.59.2.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/doc/pgpool-ja.html.diff?r1=1.59.2.2&r2=1.59.2.3)