Update to rc 4

Author: Gsantomaggio

README.md

@@ -44,7 +44,7 @@ Experimental client for [RabbitMQ Stream Queues](https://github.com/rabbitmq/rab
 ### Installing
 
 ```shell
-go get -u github.com/rabbitmq/rabbitmq-stream-go-client@v0.1.0-RC2
+go get -u github.com/rabbitmq/rabbitmq-stream-go-client@v0.1.0-RC4
 ```
 
 imports:

VERSION

@@ -1 +1 @@
-0.1.0-RC2
+0.1.0-RC4

pkg/stream/constants.go

@@ -19,7 +19,7 @@ const (
 const initBufferPublishSize = 2 + 2 + 1 + 4
 
 const (
-	ClientVersion = "0.1.0-RC2"
+	ClientVersion = "0.1.0-RC4"
 
 	commandDeclarePublisher       = 1
 	commandPublish                = 2