Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  ec32d1e81a9bfa00659d113812cd35cebbdee4e1

Hide the controls after some time when in fullscreen mode

Also removes side-effects from several tests

Change-Id: Ifdc978f56f8c4caafadc8b192756645a9378f58a
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/150