Updated mediawiki/extensions
Project: mediawiki/extensions/MultimediaViewer  ab63450dbe3b4355a40cfd3ae493cc6083e5c272

Remove all survey-related code

Change-Id: I67285260c13a1e8d3c37365bb80a7156c0fecd4e
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/794