Update README.md

append description of RapidMQ - mq managing library

README.md

@@ -591,6 +591,7 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
 * [NATS Go Client](https://github.com/nats-io/nats) - A lightweight and high performance publish-subscribe and distributed queueing messaging system - this is the Go library.
 * [oplog](https://github.com/dailymotion/oplog) - A generic oplog/replication system for REST APIs
 * [pubsub](https://github.com/tuxychandru/pubsub) - A simple pubsub package for go.
+* [RapidMQ](https://github.com/sybrexsys/RapidMQ) - RapidMQ is a lightweight and reliable library for managing of the local messages queue
 * [sarama](https://github.com/Shopify/sarama) - A Go library for Apache Kafka.
 * [Uniqush-Push](https://github.com/uniqush/uniqush-push) - A redis backed unified push service for server-side notifications to mobile devices.
 * [zmq4](https://github.com/pebbe/zmq4) - A Go interface to ZeroMQ version 4. Also available for [version 3](https://github.com/pebbe/zmq3) and [version 2](https://github.com/pebbe/zmq2).