Log Message:
-----------
Allow to accept '|' for pgpool logfile.
Modified Files:
--------------
pgpoolAdmin/install:
checkParameter.php (r1.8 -> r1.9)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpoolAdmin/install/checkParameter.php?r1=1.8&r2=1.9)