Re-add babelify
Re-add babelify

bigardone/marty,oliverwoodings/marty,thredup/marty-lib,Driftt/marty,martyjs/marty,martyjs/marty,thredup/marty,goldensunliu/marty-lib,martyjs/marty-lib,kwangkim/marty,thredup/marty,kwangkim/marty,oliverwoodings/marty,bigardone/marty,gmccrackin/marty-lib,CumpsD/marty-lib,KeKs0r/marty-lib,bigardone/marty,kwangkim/marty,Driftt/marty