guardian/frontend — pull request #3311 by stephanfowler (2014-02-26 17:52:50+00:00)
Title: Responsive viewer: full height

![fronts-tool](https://f.cloud.github.com/assets/1147913/2273312/9800bc68-9f0e-11e3-9418-7951c6981f16.png)

Iframes adjust to current window height. Makes for easier scrolling.