Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  67c56cc71aafec9500ff231bfbfa66f47f1d5f90

Move css for Special:Notifications from global css namespace

Address a nameclash on the way
Add a FIXME to prevent future nameclashes

Change-Id: Id01aff4cb20e30017b9df3b2ee53054d1a731af2