Fedora 26 : mediawiki (2017-05cb6287b7)

https://www.mediawiki.org/wiki/Releasenotes/1.28MediaWiki1.28.1 Changes since 1.28.0 - $wgRunJobsAsync is now false by default T142751. This change only affects wikis with $wgJobRunRate 0. - Fix fatal from 'WaitConditionLoop' not being found, experienced when a wiki has more than one database...