Add the free methods `initialize`, `shutdown`, `version` and `gStandsFor` as static members to a `gRPC` class, to avoid namespace collision.
Add the free methods `initialize`, `shutdown`, `version` and `gStandsFor` as static members to a `gRPC` class, to avoid namespace collision.

I figured this might help avoid confusion what a call to e.g. `initialize()` stands for, but YMMV. Feel free to reject if you think this is not a good idea.

grpc/grpc-swift,grpc/grpc-swift,grpc/grpc-swift,grpc/grpc-swift,grpc/grpc-swift