Updated mediawiki/extensions
Project: mediawiki/extensions/MoodBar  8d072b4a6aa27357dcfeed794070214a9630b7f5

disable Moodbar using user prefs

Earlier Moodbar preferences were set using cookies, now this can be done
using MW's preferences.

Bug: 37947

Change-Id: I0af9f522cc679ffbc060cad4d6f6a4db57815cef