Added link to GitHub's getting started guide

Author: kgodey

content/contributing-code/contents.lr

@@ -6,9 +6,9 @@ title: Contributing Code
 ---
 body:
 
-We do all of our development on GitHub and are generally open to pull requests and proposals for new community-maintained projects. We would especially like help with reviving projects that CC's engineering team does not have the time to actively work on (such as [our WordPress plugin](https://github.com/creativecommons/creativecommons-wordpress-plugin) and [license chooser widget](https://github.com/creativecommons/cc-license-chooser)).
+We do all of our development on GitHub and are generally open to pull requests and proposals for new community-maintained projects. We would especially like help with reviving projects that CC's engineering team does not have the time to actively work on (such as [our WordPress plugin](https://github.com/creativecommons/creativecommons-wordpress-plugin) and [license chooser widget](https://github.com/creativecommons/cc-license-chooser)). We're also looking to improve our documentation and increase our automated test coverage across pretty much all our projects, so help with that would be greatly appreciated.
 
-We're also looking to improve our documentation and increase our automated test coverage across pretty much all our projects, so help with that would be greatly appreciated.
+If you are not familiar with GitHub, [here is an excellent guide to get started](https://guides.github.com/activities/hello-world/).
 
 ## Working on an existing project