Updated mediawiki/extensions
Project: mediawiki/extensions/Interwiki  6fa8bf15df67cae8767ce12e129835cc56e6d34c

Remove hardcoded lime colour and reimplement colour-coding with class

This way it can be overridden by skins and stuff. Also, not lime.

Change-Id: I4f788a4c1c70928b9afb55598ebad031b4466e31