Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  b8fb99be3de203eaa0419f3dbb5c4d09d993f884

Don't show WikiGrok twice on the same article after a user has answered once

* Add QUnit tests
Change-Id: Iad5c6554c1d06cb53bfaefbcacd747c33b50ff86