[Pgpool-committers] pgpool - pgpool-II: update ChangeLog.

[User Y-asaba]

Log Message:
-----------
update ChangeLog.

Modified Files:
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    pgpool-II:
        ChangeLog (r1.15 -> r1.16)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/ChangeLog.diff?r1=1.15&r2=1.16)