Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  3e2759cd7b1517a5d0a79e2954cdc9cb777aa016

Fix a few issues in unattach

Check for tipsy-ness, and for the existence of the opt out button. The
latter doesn't affect prod, but the former might.

Change-Id: Ia5ae8b160626d27750cb3e4938c27a461b9f0c64