Document relationship to https://github.com/grpc-ecosystem/grpc-opentracing/tree/master/go/otgrpc #7
Description
Please add a comment to the README that explains the relationship to https://github.com/grpc-ecosystem/grpc-opentracing/tree/master/go/otgrpc.
Is this the official and maintained version or https://github.com/grpc-ecosystem/grpc-opentracing/tree/master/go/otgrpc?