Localisation updates from https://translatewiki.net.

Change-Id: I2914af8e3cde0b3dbbb15f1dc7d2cea6d9ae2890
Localisation updates from https://translatewiki.net.

Change-Id: Idb735fdc6c271597a8f59b3b94e767411b59c2ba
Localisation updates from https://translatewiki.net.

Change-Id: I088431b61a7fefcebb0a4d61b940b1c9b67c4efa
Migrate to JSON i18n

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

Change-Id: Ie87ea5a19513386b3917efe268123ac9a3d824bb
whitespace cleanup

Change-Id: Iaaa945b0202e4e936647eb763ce2af4cc15456ee