Updated mediawiki/extensions
Project: mediawiki/extensions/SecureSessions  feff2be2d5ae3ef156ae54a71e10bba0ba0a4df3

Use session_id() instead of $wgSessionStarted to check for session existence

More reliable check and so that $wgSessionStarted can be removed at some point.

Change-Id: Ia60e49a127183796d1d9c34ef3d57916891d72c1