Adding NPM version badge

Author: tsviatko

README.md

@@ -1,6 +1,7 @@
 # xdelta-async-nodejs-addon
 
 [![Build Status](https://travis-ci.org/ably/xdelta-async-nodejs-addon.svg?branch=master)](https://travis-ci.org/ably/xdelta-async-nodejs-addon)
+[![npm version](https://badge.fury.io/js/xdelta-async-nodejs-addon.svg)](https://badge.fury.io/js/xdelta-async-nodejs-addon)
 
 Asynchronous native addon for Node.js that allows generating and applying diffs/patches in VCDIFF format using the [xdelta](https://github.com/jmacd/xdelta) algorithm.
 

package.json

@@ -5,6 +5,7 @@
   "types": "dist/main.d.ts",
   "license": "Apache-2.0",
   "author": "Tsviatko Yovtchev <tsviatko@codemerx.com> (https://codemerx.com)",
+  "description": "Asynchronous native addon for Node.js that allows generating and applying diffs/patches in VCDIFF format using the xdelta algorithm",
   "repository": {
     "type": "git",
     "url": "https://github.com/ably/xdelta-async-nodejs-addon.git"