pginstaller - pginst: Fix typo.

Log Message:
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Fix typo. Improve user feedback during initdb.

Modified Files:
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pginst/ca:
pginstca.c (r1.56 -> r1.57)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/ca/pginstca.c.diff?r1=1.56&r2=1.57)
pginst/wxs:
pginst.wxs (r1.71 -> r1.72)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/wxs/pginst.wxs.diff?r1=1.71&r2=1.72)