Why translations of MediaWiki are not all under https://translatewiki.net/ ?

Why translations of MediaWiki are not all under https://translatewiki.net/ ?

Strange... I've just checked the french versions of some pages of https://www.mediawiki.org and found a mix of french/english topics when https://translatewiki.net/ says there is nothing left to translate.

Christian (talk)‎12:39, 28 December 2016
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