Localisation updates from https://translatewiki.net.

Change-Id: I950a9a1e8fc633e020c09b3aaab45e06872b8311
Localisation updates from https://translatewiki.net.

Change-Id: I0d2526005c4891b4598bdc14d65219db4fc504f1
Localisation updates from https://translatewiki.net.

Change-Id: Iefc521355e8e3d748a8e5a806e579995af118e84
Localisation updates from https://translatewiki.net.

Change-Id: Ice456dd6992b30aca3452e09ccc60503165e027f
Localisation updates from https://translatewiki.net.

Change-Id: Id70fbfcac65708f0a68c9b441e38e4862a4e040b
Migrate to JSON i18n

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

Change-Id: I28967ff1b8fc990bb5bcc88cd49a73c681dcfc91
Localisation updates from https://translatewiki.net.

Change-Id: Ice835c44174f9764da1f14a2c8842acd664ccc84
Merge branch 'master' of https://github.com/wikimedia/mediawiki-extensions-SyntaxHighlight_GeSHi