[Pgpool-committers] pgpool - pgpool-II: Update Changelog

[User T-ishii]

Log Message:
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Update Changelog

Modified Files:
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    pgpool-II:
        ChangeLog (r1.37 -> r1.38)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/ChangeLog.diff?r1=1.37&r2=1.38)