See http://moinmo.in/MoinMoinDownload for the release archive and the
Please test and report bugs to make it a better 1.9.0 release.
Some system text translations and help pages still need improvement - if
you know a non-english language, you can also help translating and/or
fixing stuff. Please translate on master19 wiki, see:
http://moinmo.in/MoinDev/Translation - your work will get into 1.9.0