Updated mediawiki/extensions
Project: mediawiki/extensions/Echo  eb89852cc6ddaa83b2797980f8333363ac6c5a9e

Remove unused global

Change-Id: I135730c0aa875d4bdb28e832043dfccfefbacd1e
Updated mediawiki/extensions
Project: mediawiki/extensions/Echo  b6ea35e74397057b2df8d2f65876834a9db26c9b

SpecialNotifications: Use a constant

Change-Id: I318f6813caa3c63529d66c646a3d8e4e642bd1a7