iOS: there should be only one question view controller showing up any time.
iOS: there should be only one question view controller showing up any time.

mhadjimichael/paco,mtxs007/paco,hlecuanda/paco,hlecuanda/paco,jaythaceo/paco,athoo/paco,mtxs007/paco,kehollin/paco,mtxs007/paco,mhadjimichael/paco,mtxs007/paco,bowlofstew/paco,athoo/paco,kehollin/paco,h/paco,h/paco,jaythaceo/paco,mhadjimichael/paco,mtxs007/paco,kehollin/paco,hlecuanda/paco,bowlofstew/paco,kehollin/paco,mtxs007/paco,google/paco,google/paco,athoo/paco,kehollin/paco,hlecuanda/paco,ominux/paco,jaythaceo/paco,ominux/paco,kehollin/paco,jaythaceo/paco,h/paco,h/paco,jaythaceo/paco,athoo/paco,google/paco,mhadjimichael/paco,bowlofstew/paco,h/paco,google/paco,mhadjimichael/paco,google/paco,hlecuanda/paco,ominux/paco,jaythaceo/paco,bowlofstew/paco,google/paco,google/paco,athoo/paco,ominux/paco,h/paco,bowlofstew/paco,ominux/paco,mhadjimichael/paco,bowlofstew/paco,kehollin/paco,ominux/paco,ominux/paco,athoo/paco,hlecuanda/paco,bowlofstew/paco,hlecuanda/paco,h/paco,athoo/paco,mhadjimichael/paco,jaythaceo/paco,mtxs007/paco