Localisation updates from https://translatewiki.net.

Change-Id: I6687e86d97b4bf214b1b4117dbec41aa6547f962
Localisation updates from https://translatewiki.net.

Change-Id: I6b8e02f103796d2eea143a87e8385071ac2bf407
Localisation updates from https://translatewiki.net.

Change-Id: I1d1121194acfe03a53cc4d481359b387a1136d5a
Localisation updates from https://translatewiki.net.

Change-Id: Icd5fb02d8e2bb779cc219563cdda1893b57772f0
Localisation updates from https://translatewiki.net.

Change-Id: I2bd3be3b90bd75760ff65bbe9269127eb8e2a209
Migrate to JSON i18n

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

Change-Id: I486f22b4ed09d450c36fea874c5b3e91dcb2d2ce