grpc: add *_Init to protoc-gen-grpcwrapper
grpc: add *_Init to protoc-gen-grpcwrapper

SuperNascher/mumble,LuAPi/mumble,LuAPi/mumble,Lartza/mumble,SuperNascher/mumble,SuperNascher/mumble,Lartza/mumble,SuperNascher/mumble,SuperNascher/mumble,Lartza/mumble,LuAPi/mumble,LuAPi/mumble,LuAPi/mumble,SuperNascher/mumble,LuAPi/mumble,LuAPi/mumble,SuperNascher/mumble,Lartza/mumble,LuAPi/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,LuAPi/mumble,SuperNascher/mumble,SuperNascher/mumble,Lartza/mumble