pginstaller - pginst: Update the Russian translation, and add a Ukranian

Log Message:
-----------
Update the Russian translation, and add a Ukranian one, both courtesy of Andrey Repko.

Modified Files:
--------------
    pginst/lang:
        languages.projinc (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/languages.projinc.diff?r1=1.2&r2=1.3)
        ru.xml (r1.21 -> r1.22)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/ru.xml.diff?r1=1.21&r2=1.22)
        ru_welcome.rtf (r1.12 -> r1.13)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/ru_welcome.rtf.diff?r1=1.12&r2=1.13)
    pginst/wrapper:
        wrapper.wxs (r1.10 -> r1.11)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/wrapper/wrapper.wxs.diff?r1=1.10&r2=1.11)

Added Files:
-----------
    pginst/lang:
        ua.xml (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/ua.xml?rev=1.1&content-type=text/x-cvsweb-markup)
        ua_welcome.rtf (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/lang/ua_welcome.rtf?rev=1.1&content-type=text/x-cvsweb-markup)