Updated mediawiki/extensions
Project: mediawiki/extensions/CentralAuth  f47a035bb14498cf7f46167d918515b52cff7114

Use a UNIX timestamp in the LoggedOut cookie

Since it is easier to interpret in VCL. The read side code strangely
does not need to be updated, and MW will continue to work with
cookies sent before this change, because wfTimestamp() automatically
detects the timestamp format.

Change-Id: I292581ca530b5e2b82f0681a8762473d06662558