Update firebase (based on instructions at https://stackoverflow.com/questions/52164351/pre-built-binaries-not-found-for-grpc1-10-1-and-node10-9-0).
Update firebase (based on instructions at https://stackoverflow.com/questions/52164351/pre-built-binaries-not-found-for-grpc1-10-1-and-node10-9-0).

oleg-agapov/basic-spa-vue-firebase,oleg-agapov/basic-spa-vue-firebase