Translations should be located directly in smoon/po/ directory ("smoon/po/pl.po" for example), not in smoon/locales/pl/LC_MESSAGES/messages.po. It makes statistics (http://translate.fedoraproject.org) unable to grab these files and confuses translators.
This bug appears to have been reported against 'rawhide' during the Fedora 10 development cycle. Changing version to '10'. More information and reason for this action is here: http://fedoraproject.org/wiki/BugZappers/HouseKeeping
This bug appears to have been reported against 'rawhide' during the Fedora 11 development cycle. Changing version to '11'. More information and reason for this action is here: http://fedoraproject.org/wiki/BugZappers/HouseKeeping
Not an issue anymore (with Transifex 0.6 deployed).