guardian/frontend — pull request #4180 by ironsidevsquincy (2014-05-12 14:28:06+00:00)
Title: Commercial: add extra ad sizes

To desktop banner and article right MPU

![1399709456_chihuahua_steals_sausages_from_other_dogs](https://cloud.githubusercontent.com/assets/74132/2945469/968bf10a-d9e1-11e3-9d47-412ac17d8605.gif)