pginstaller - pginst: Turkish translation updates from Nicolai.

Log Message:
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Turkish translation updates from Nicolai.

Also, merge with four new strings from postgis changes (oops, forgot before).

Modified Files:
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    pginst/lang:
        de.xml (r1.29 -> r1.30)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/de.xml.diff?r1=1.29&r2=1.30)
        fr.xml (r1.19 -> r1.20)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/fr.xml.diff?r1=1.19&r2=1.20)
        pt_br.xml (r1.27 -> r1.28)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/pt_br.xml.diff?r1=1.27&r2=1.28)
        ru.xml (r1.15 -> r1.16)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/ru.xml.diff?r1=1.15&r2=1.16)
        sv.xml (r1.15 -> r1.16)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/sv.xml.diff?r1=1.15&r2=1.16)
        tr.xml (r1.11 -> r1.12)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/tr.xml.diff?r1=1.11&r2=1.12)