Localisation updates from https://translatewiki.net.

Change-Id: Ic29e768ecdc8e4c65f109e4c7bdcb3ae4cf02b68
Localisation updates from https://translatewiki.net.

Change-Id: Ieee3e4e8f96e74984372ab40dc8d8a6a0058edd4
Localisation updates from https://translatewiki.net.

Change-Id: Ic09b91e54809af9c664b71eb88b54849c61bf700
Localisation updates from https://translatewiki.net.

Change-Id: I00dd1f70d85350845bccafc93574ee5d40d347f2
Migrate to JSON i18n

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

Change-Id: I05d59cefe57e4c5ba79d9e75b4a679a64b3fb0ca