Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  ecf09c9d19471db33c5e7c96484a71eb9733635c

Hygiene: Complete merging of special nearby code with nearby pages code

phew.
Clean up lots of cruft in the process and fixes bug 53773
Update README with additional note about naming conventions

Change-Id: Idfb28aca4df067cb4051c6df84f6b2cd83280b36