Updated mediawiki/extensions
Project: mediawiki/extensions/SemanticSifter  c0db45de6f8acb2e36705678c11d3c0c24b35e63

Migrate to JSON i18n

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

Change-Id: Id5d63f3a2f506e69e05fb40e9a61ab86186937f8