include node modules in babel transpile to work on older browsers
include node modules in babel transpile to work on older browsers

wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav,wellenvogel/avnav