2014-04-14 15:35 GMT+03:00 Adrian Lang <adrian.lang(a)wikimedia.de>de>:
you are right, although I'm not using an older
version of MediaWiki,
I'm on 77bc489c2731827b1c61a6509177eed23193d694 from 2014-04-11.
Is something loading the i18n files manually then? Or is there a
missing $wgMessagesDirs definition matching $wgExtensionMessagesFiles?
LC was made so that is skips loading PHP shims when JSON alternative
is present.
-Niklas