fix auth, spit warning when using github.token
fix auth, spit warning when using github.token

dLobatog/gist,defunkt/gist,zmwangx/gist,bchase/gist,roxyboy/gist,mattn/gist,ConradIrwin/jist,ConradIrwin/gist,retrography/gist,ConradIrwin/gist,ryanbradynd05/gist,roxyboy/jist,Jwata/gist-old,eLobato/gist,mofodox/gist