guardian/frontend — pull request #5303 by mattosborn (2014-07-31 08:47:37+00:00)
Title: fixing scrolling in gallery lightbox

Fixing the weird scrolling when in gallery lightbox mode:
![image](https://cloud.githubusercontent.com/assets/960919/3761811/416a535a-188f-11e4-8bbf-e622bed439c7.png)