Bayonetta 2 Director Yusuke Hashimoto and Producer Akiko Curoda answer your questions on Facebook! The original version of Bayonetta will be available via a digital download on eShop when you purchase Bayonetta 2 (either a box version or digital copy of the game).
http://instagram.com/p/pKAve_MY_H/#
So, there you have it. You will be able to download Bayo2 and get your free copy of Bayonetta (in glorious 60fps and featuring new costumes) for free.
Edit: Instagram link is dead. Link to Nintendo Console Gaming Facebook Page:
Yeah, was it this though?
https://www.facebook.com/photo.php?v=671682979566245