Allow windows users to download Atom via the release notes view

![release notes - _users_corey_github_release-notes](https://cloud.githubusercontent.com/assets/596/3513392/43a750c0-06c2-11e4-8f44-4d7f91f87a07.jpg)

I think `cup Atom` should be in a code block so it looks like a command and is monospaced.

And maybe `Run` instead of `Use`. And `to install the latest Atom release` instead of `to update Atom via Chocolatey.`