I do know what she put there, though, since on the internet is is fairly trivial to see what was on a publicly available and commonly crawled website before it was removed.
And there was nothing that related to the killing, and nothing even tangentially related to the ban message. No 'final manifesto' or anything like that.
If you are curious, here is a mirror of her videos: http://www.dailymotion.com/yesilnasim/videos