pginstaller - pginst: Install for all users wheneever possible, rather

Log Message:
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Install for all users wheneever possible, rather than just the user that runs the installation.

Modified Files:
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    pginst:
        Makefile (r1.9 -> r1.10)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/Makefile.diff?r1=1.9&r2=1.10)
        Makefile.config (r1.8 -> r1.9)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/Makefile.config.diff?r1=1.8&r2=1.9)
    pginst/wxs:
        pginst.wxs (r1.37 -> r1.38)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/wxs/pginst.wxs.diff?r1=1.37&r2=1.38)