Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  87297a5e6f9d79f2667331cf7930f372383199c6

Minerva: Make preferences on Minerva consistent with desktop

* Use the same id's for buttons
* Maintain the open appearance tab when switching the skin to Minerva
* Ensure when saving the current tab is kept enabled

Change-Id: I45070544303bb1f9df46acfb5865b134b9e5a30b