Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  998810200da28c2d2d53c79b19e991c6def9e2ef

Bug 46480: Enable mobile site module

Makes Mobile.js and Mobile.css work again by targetting mobile
Moved into new folder to make this code more discoverable

Bug 46480
Change-Id: I4eaf51af79bdda8ec758922f8d4b8d87f4b7aa39