Add babel-loader package
Add babel-loader package

The karma configuration needs this package to pre-process for the tests.

brigade/react-waypoint,verbling/react-waypoint,realestate-com-au/react-waypoint,nickclaw/react-waypoint,brigade/react-waypoint,NikolaIliev/react-waypoint,tobiasquinn/react-waypoint,plain-vanilla-games/react-waypoint