Updated mediawiki/extensions
Project: mediawiki/extensions/BetaFeatures  c453095285cc29d303372686e3e262d0dd37fb4e

Remove the "About Beta Features" and "discuss Beta Features" links

They are less needed now, and mostly serve to distract users from commenting
on each registrant Beta Feature's points on its own talk page.

Change-Id: Ib760731a2314f5b48fecaedee18accf0ab59880c