Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  2b665e6ff0f812de656e07e231401a9a04586366

Track more user actions

- metadata open/close
- next/prev
- view terms
- author
- source
- hash load
- history navigation

Change-Id: I4ea7e0b008b46577322050d692359d46374a0929
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/290