Create presubmit.yaml which configures CI (#983)
Create presubmit.yaml which configures CI (#983)

Bazel runs a community CI server that has a bunch of free resources for
testing projects that opt into Bazel. This configures that resource.
gengo/grpc-gateway,improbable-io/grpc-gateway,gengo/grpc-gateway,improbable-io/grpc-gateway,grpc-ecosystem/grpc-gateway