Localisation updates from http://translatewiki.net.

Change-Id: I3f38088c089196e8ace9419c32acac99989a5082
Localisation updates from https://translatewiki.net.

Change-Id: I62fe2541a1d11684eebad3777594f67215d02bf3
Localisation updates from https://translatewiki.net.

Change-Id: Ifb3084f67a1141cc66e1291918951b1ed9977a93
Localisation updates from https://translatewiki.net.

Change-Id: I94e4d7df24b3c775a5daa94f77454256d8de91c7
Migrate to JSON i18n

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

Change-Id: I38916d20be6d021df6a58465ccd3e4424077dc0c