pgfouine - pgfouine: better checks on -from and -to work on hourly

Log Message:
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better checks on -from and -to
work on hourly statistics

Modified Files:
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pgfouine:
pgfouine.php (r1.17 -> r1.18)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgfouine/pgfouine/pgfouine.php.diff?r1=1.17&r2=1.18)