[Pgpool-committers] pgpool - pgpool: Change release date.

[User Y-asaba]

Log Message:
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Change release date.

Modified Files:
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    pgpool:
        NEWS (r1.21 -> r1.22)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool/NEWS.diff?r1=1.21&r2=1.22)