Improve npm score (#67)

* Adds XO badge

* Links project homepage to projectwallace.com

Author: bartveneman

package.json

@@ -2,7 +2,7 @@
   "name": "@projectwallace/css-analyzer",
   "version": "1.5.1",
   "author": "Bart Veneman",
-  "homepage": "https://github.com/projectwallace/css-analyzer",
+  "homepage": "https://www.projectwallace.com/oss",
   "issues": "https://github.com/projectwallace/css-analyzer/issues",
   "license": "MIT",
   "engines": {

readme.md

@@ -1,4 +1,4 @@
-# css-analyzer [![Build Status](https://travis-ci.org/projectwallace/css-analyzer.svg?branch=master)](https://travis-ci.org/projectwallace/css-analyzer) [![Known Vulnerabilities](https://snyk.io/test/github/projectwallace/css-analyzer/badge.svg)](https://snyk.io/test/github/projectwallace/css-analyzer) [![Coverage Status](https://coveralls.io/repos/github/projectwallace/css-analyzer/badge.svg?branch=master)](https://coveralls.io/github/projectwallace/css-analyzer?branch=master) ![Dependencies Status](https://img.shields.io/david/projectwallace/css-analyzer.svg) ![Dependencies Status](https://img.shields.io/david/dev/projectwallace/css-analyzer.svg)
+# css-analyzer [![Build Status](https://travis-ci.org/projectwallace/css-analyzer.svg?branch=master)](https://travis-ci.org/projectwallace/css-analyzer) [![Known Vulnerabilities](https://snyk.io/test/github/projectwallace/css-analyzer/badge.svg)](https://snyk.io/test/github/projectwallace/css-analyzer) [![Coverage Status](https://coveralls.io/repos/github/projectwallace/css-analyzer/badge.svg?branch=master)](https://coveralls.io/github/projectwallace/css-analyzer?branch=master) ![Dependencies Status](https://img.shields.io/david/projectwallace/css-analyzer.svg) ![Dependencies Status](https://img.shields.io/david/dev/projectwallace/css-analyzer.svg) [![XO code style](https://img.shields.io/badge/code_style-XO-5ed9c7.svg)](https://github.com/sindresorhus/xo)
 
 > Analyze your CSS