Updated mediawiki/extensions
Project: mediawiki/extensions/WikimediaIncubator  9eca37a54697f3efcbe4b6cee8b2208010433862

Migrate to JSON i18n

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

Change-Id: I02d2c1694cb5fd9ab204d5a00d44628300ac9420