Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  2b4b99f635951a6b75a81b4fedad0c4f78aea430

use jQuery.ui.inputextender's  new "animation" event in snakview value variation

REQUIRES If57ee1e in DataValues repo.

Change-Id: I3c01bd2d6e5a85d84c925dbd860d1dd1b5fc2b11