updated to stable ruby versions for travis ci
updated to stable ruby versions for travis ci

digideskio/livingstyleguide,digideskio/livingstyleguide,paulkogel/livingstyleguide,jhilden/livingstyleguide,anxhe/livingstyleguide,Kingside/livingstyleguide,jhilden/livingstyleguide,anxhe/livingstyleguide,paulkogel/livingstyleguide,Kingside/livingstyleguide,jhilden/livingstyleguide,fanxhe/livingstyleguide,Kingside/livingstyleguide,anxhe/livingstyleguide,paulkogel/livingstyleguide,fanxhe/livingstyleguide,digideskio/livingstyleguide,fanxhe/livingstyleguide