Localisation updates from http://translatewiki.net.

Change-Id: Ia910adecf647207e495aeb983b58b0e47730e0d5
Localisation updates from https://translatewiki.net.

Change-Id: I4c105d643a5a16f4d5555e2fc177d1a9f4bdafb9
Localisation updates from https://translatewiki.net.

Change-Id: Ib21abb159b6df484f201d224a602addb3c094221
Localisation updates from https://translatewiki.net.

Change-Id: Ia08aa056a28e38cec545eeb10b2b33b6436dbca0
Localisation updates from https://translatewiki.net.

Change-Id: I8e3ea87193ae5c643679a7506072c02fc1a5ad69
Migrate to JSON i18n

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

Change-Id: I3e9dcfa9e6306e26c1f89700f37f97dc36e9f98d