pginstaller - pginst: Translation updates from Harald and Guillaume.

Log Message:
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Translation updates from Harald and Guillaume.

Modified Files:
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pginst/lang:
de.xml (r1.27 -> r1.28)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/de.xml.diff?r1=1.27&r2=1.28)
de_welcome.rtf (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/de_welcome.rtf.diff?r1=1.3&r2=1.4)
fr_welcome.rtf (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/fr_welcome.rtf.diff?r1=1.2&r2=1.3)