Nested quote expansion is broken
BUG: When I expand some comments, the box expands and then immediately shrinks to just the user's name.
REPRO: Expand PJH's comment quoted in this post http://what.thedailywtf.com/t/some-proposed-discourse-improvements-for-tdwtf/365/19?u=doctorjones
SYSTEM: Windows 7, Chrome 34.
DEMO: Here's a video of it happening, so you can see what I mean.