Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  6ef127f93d730eb0a1eb5b7cb923a6fdf3b957e2

Log API errors in JavaScript to console if in debug mode

This could come in handy as it's quite bearable for firm users to
attach debug=true to the URI and have a look at the consoles
of their browsers. We need this inn case errors occur for which
we don't have a specific message.

Change-Id: I49d0de17d3bcbaa94fb6227b7086c8c8b0d39119