Re: Where to translate
Actually, I think it means you CAN translate it. I don’t know how to translate, and I only know what I have read here, but I think you need a program called poedit http://www.poedit.net/ to create the translation.
Also, maybe this is relevant?
https://bbpress.org/forums/topic/576?replies=2#post-3361
And, here is a list of current translations. If you create a translation, maybe you can add yours to the list: