Found a bug? Please fill out the sections below. 👍 ### Issue Summary A summary of the issue. ### Steps to Reproduce 1. This is the first step 2. This is the second step, etc. Any other relevant information. For example, why do you consider this a bug and what did you expect to happen instead? ### Technical details * Python version: Run `python --version`. * Django version: Look in your requirements.txt, or run `pip list | grep -i django`. * Wagtail version: Hover over the Wagtail bird in the admin, or look in the Settings menu, look in your requirements.txt, or run `pip list | grep -i wagtail`. * Browser version: You can use http://www.whatsmybrowser.org/ to find this out.