More README.md improvements.
@ -16,9 +16,8 @@ INSTALL
-------
```sh
$ export GOPATH=<path/to/your/go/workspace>
$ go install -u github.com/grpc-common/go/greeter_client
$ go install -u github.com/grpc-common/go/greeter_server
$ go get -u github.com/grpc-common/go/greeter_client
$ go get -u github.com/grpc-common/go/greeter_server
```
TRY IT!