According to Ubisoft, even though this game was originally announced for current gen consoles first, the game was actually developed for next gen consoles before they decided to also make it for the Xbox 360 and PS3.
Also tease the PC version is the superior version since it acts as the bridge between gens and as the main platform the game is being developed on.
http://www.egmnow.com/articles/news/...onsoles-first/
In regards to the Wii U version, they are still tinkering on what to do with the Gamepad for features.