Updated mediawiki/extensions
Project: mediawiki/extensions/WikiEditor  a97afbab4f135693a6918cb2d930f2c0a3ada69a

Peserve jQuery references to avoid conflicts

* Added closures for jQuery where missing.
* Added closures for mediaWiki where missing.
* Using ready( $ ) where possible.
* Removed empty CSS block.

Change-Id: Ifdd4b10063221a4967d812eafd43858623ec5d28