Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  be163c9bad4d93c4ca5c54ca39c24202e06a65b1

Added test if Lightbox is attached

Currently LIP.resizeCallBack was called even when lightbox was not appended, so I added a test to check the same.

Change-Id: Ie3a40a5d98f12a95b1d54e130896f67b71e927fa