Localisation updates from http://translatewiki.net.

Change-Id: I1e0d8bc89e949acfe9a2a799bd4de031a7b01320
Localisation updates from https://translatewiki.net.

Change-Id: I2ce012fe34c579231b124b78352f8f129b7d742c
Localisation updates from https://translatewiki.net.

Change-Id: Id8121ea0837ef5c648b9c3c905146177c5911153
Migrate to JSON i18n

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

Change-Id: Ie3369ec6efe4d0e911bef151005e8c23578f60e8