Updated mediawiki/extensions
Project: mediawiki/extensions/WikimediaEvents  9f45d84efdc24d3e39a268f431f2d99033e5fefe

Fix JS error when no data is passed to an event

Change-Id: I55aac61c930fb7f275017d6015ac6a0568cbbd7d
Syncronize VisualEditor: bb6e01c..420b336

Change-Id: I04976119bd482e77131d038fc777e8c52becbec8