I could have sworn I read that Nintendo specifically said the link in this game was male.
Anyway, I'd rather have a game starring an action adventurer Zelda than just female a Link. Why change the gender of one character when they have two characters that could just change roles?
edit: oh yah, here: http://mmgn.com/wiiu/news--that-was-link-in-zelda-wii-u-trailer-aonuma