Localisation updates from http://translatewiki.net.

Change-Id: Ie37a57887072c71c368e0abfcc9d8007e0c74aad
Localisation updates from https://translatewiki.net.

Change-Id: Iee083930f45516a6c165b8d7075f17d3cbd0c2b8
Localisation updates from https://translatewiki.net.

Change-Id: I51f3cae847f28f12570209d502b5f53ee9257559
Localisation updates from https://translatewiki.net.

Change-Id: I5b7516fe19336c502ca8de991b1ef7d6f23d9983
Localisation updates from https://translatewiki.net.

Change-Id: Icea98894ed14f3ca14eddd2bce26a2f063f32225
Migrate to JSON i18n

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

Change-Id: Ic9f37786612e092a036565d582c248c8d32aa8a3
Localisation updates from https://translatewiki.net.

Change-Id: I6978f1d4420c2ad454369dea0811e96d1f1ad673
Localisation updates from https://translatewiki.net.

Change-Id: I5a7b20c3f5186046895f950030fae67dc5f901f5
Remove zh-[cn|tw] in favour of zh-han[s|t]

Change-Id: I850541f6e9a2a103334d07c48d0c66bf3f0a4ee4
Localisation updates from https://translatewiki.net.

Change-Id: I352d0def8f59767e46e1f42c6eda36248c778e0e