Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  52830b65833ef6b29eda721ae878695b6c85ef0c

Allow validation testing for arbitary pages

Allows us to validate other special pages
e.g. $ scripts/validatehtml.sh Special:Nearby

Change-Id: I43754caec8d8b85c992ec9f68f61cf37f4f49cf0