Updated mediawiki/extensions
Project: mediawiki/extensions/BlockAndNuke  68a4899bba60274abf5f4f9ae637282696e1f55f

Migrate to JSON i18n

Procedure per https://www.mediawiki.org/wiki/Manual:GenerateJsonI18n.php
with shim.

Change-Id: Ic83d3aa8829a78537ca565c57743c1fddb3927ab