Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  e4bcb09b6eae152850a4d8302e741c0d37a72978

Enable animations in nag overlay in stable

Make sure others only run in beta / alpha to allow
for further testing.

Change-Id: Idfe4182f8835f5e879dfa96489f482cd5b5afc0c