Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  71bfb62350abf8a8e98611bb36a9f329415ec947

Enable the minimum required styles on mobile.

This works, but the icons css is far too big, and mobile has its own
version so we need to do some standardisation - at least on class names.

Major refactoring of the modules I've enabled needed before doing this.

Change-Id: I103aa1d0906bf777523a8226920128f75773bf7a