Mountain View-based mobile search startup Quixey, which raised $133 million in venture funding, has laid off most of its staff and is "exploring strategic options," the company said in a new blog post. Quixey's staff was notified of the change in late February, and many are out looking for new engineering jobs. Join the conversation: Follow @SVbizjournal on Twitter, "Like" us on Facebook and sign up for our free email newsletters. Dag Kittlaus, CEO of rival Viv, said his company is proving...