Add installation instructions

README.md

@@ -2,6 +2,12 @@
 
 A javascript library for generating ENS namehashes per spec https://github.com/ethereum/EIPs/issues/137
 
+[Available on NPM](https://www.npmjs.com/package/eth-ens-namehash)
+
+## Installation
+
+`npm install eth-ens namehash -S`
+
 ## Usage
 
 ```javascript

package.json

@@ -1,6 +1,6 @@
 {
   "name": "eth-ens-namehash",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "A simple module for generating ENS namehashes per spec https://github.com/ethereum/EIPs/issues/137",
   "main": "index.js",
   "scripts": {