Updated mediawiki/extensions
Project: mediawiki/extensions/ZeroRatedMobileAccess  e20176d6798eda736b6336c12ea8d00b1ba7df7a

Reapply "Constrain redirects to Wikipedia Zero partner-sourced requests."

This reverts commit 28bcaf3b592b8e3fa907dc1f4932df76be8f47f4.

Change-Id: Icf333cbd75b43711b866fa18c0eed2ae57d4dffa