BOISE, Idaho – As he prepares to snap a more than year-long layoff, UFC Fight Night 133 headliner Junior Dos Santos is happy, ready and looking forward to the “bright future” ahead. For the UFC’s former heavyweight champion to get here, though, he first had to overcome a very different type of fight: the one for his reputation, after the U.S. Anti-Doping Agency flagged him for a potential doping violation  last August. “That was the biggest fight, to fight for my reputation and everything that I believe and everything that I said before,” Dos Santos told MMAjunkie ahead of Saturday’s FS1-televised headliner against Blagoy Inanov . “Because I was loud, always supporting USADA, and then everything was happening against me