Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  fead16cf99ed9cccf7e4a637a9159bce9c8d8a93

Load MMV scripts for everyone; handle hashes

The latter was already built in but impossible with how our config was
set up until now.

Change-Id: Ic1718968790e2247cba509635a4e9b1eab5fd948