chore(docs): Add links

Author: Kent C. Dodds

CONTRIBUTING.md

@@ -1,5 +1,8 @@
 # Contributing
 
+**Working on your first Pull Request?** You can learn how from this *free* series
+[How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github)
+
 You **always** want to look at this file *before* contributing. In here you should find
 steps that you need to take to set up your development environment as well as instructions
 for coding standards and contributing guidelines.

README.md

@@ -6,12 +6,13 @@
 [![downloads](https://img.shields.io/npm/dm/stack-overflow-copy-paste.svg?style=flat-square)](http://npm-stat.com/charts.html?package=stack-overflow-copy-paste&from=2015-08-01)
 [![MIT License](https://img.shields.io/npm/l/stack-overflow-copy-paste.svg?style=flat-square)](http://opensource.org/licenses/MIT)
 [![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg?style=flat-square)](https://github.com/semantic-release/semantic-release)
+[![PRs Welcome](https://img.shields.io/badge/prs-welcome-brightgreen.svg?style=flat-square)](http://makeapullrequest.com)
 [![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg?style=flat-square)](http://commitizen.github.io/cz-cli/)
 
 
 This is a collection of utility JavaScript functions copy/pasted and slightly modified from StackOverflow answers 😀
 
-This repo is used as the basis for an Egghead.io series I'm working on entitled: Contributing to an Open Source Project on GitHub
+This repo is used as the basis for an [Egghead.io](https://egghead.io) series I'm working on entitled: [How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github)
 
 ## Usage