User blog comment:B214/Season 3 confirmed!!!!!!/@comment-24421137-20140618092916/@comment-16281343-20140618122248

Well, I don't think it would turn out that way.

I believe, they also included an announcement about Season 3 in Volume 18. So I don't think that they green-lit the production of Season 3 just to say to the fans that they may do one.