Updated mediawiki/extensions
Project: mediawiki/extensions/ImageMetrics  3fa42c161d34296c9080ee426fc6d5952f8cc6a7

Allow to set a different sampling factor for logged-in users

Change-Id: Ia15e837fab0126c398fde103614e31f58641f968
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/978