Add missing handler for new logger in router integration
Add missing handler for new logger in router integration

jvanmalder/ttn,mgranberry/ttn,TheThingsNetwork/ttn,LoRaWanSoFa/ttn,TheThingsNetwork/ttn,mgranberry/ttn,jvanmalder/ttn,TheThingsNetwork/ttn,mgranberry/ttn,LoRaWanSoFa/ttn,jvanmalder/ttn