No code blocks in update links

#### What does it to?

Currently links in update guides have active codeblocks. This renders very ugly on gitlab: 

![screenshot 2014-08-19 15 33 34](https://cloud.githubusercontent.com/assets/278301/3966640/74e7f58c-27a5-11e4-90c3-84fa7c9ccd4f.png)

This PR removes the codeblocks.