Merge branch 'master' of github.com:oxygens/jsonrpc-bidirectional

Author: ionut.stan

README.MD

@@ -1,6 +1,6 @@
 # Bidirectional JSON-RPC 2.0 server and client
 
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+[![Version npm](https://img.shields.io/npm/v/jsonrpc-bidirectional.svg)](https://www.npmjs.com/package/jsonrpc-bidirectional)
 [![Linux build](https://travis-ci.org/oxygens/jsonrpc-bidirectional.svg?branch=master)](https://travis-ci.org/oxygens/jsonrpc-bidirectional)
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