Updated mediawiki/extensions
Project: mediawiki/extensions/Popups  bfc72ac04861770c0d0849fd0fcf63cd49215e1d

Design Update
* Hard shadows
* Light border
* Fast fadeOut animation
* Typeface/Leading
* Margin from images
* Load popup sooner

Change-Id: I19ccf88b47c37c994ebf4a84b93490e5645724a5