guardian/frontend — pull request #7486 by Jholder112233 (2014-12-09 16:02:41+00:00)
Title: No navigation controls if lightbox only has one image

This hides the prev/next controls and the progress indicator when the lightbox has only one image.

![screen shot 2014-12-09 at 14 26 09](https://cloud.githubusercontent.com/assets/2236852/5360423/42ee19fc-7fbc-11e4-925c-d4c67950b5f3.png)