Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  9b9fa389792913f5b8455d03217a01c132682cce

Move preview and anon notices, and restyle them

Anon now appears in sidebar on desktop
Preview is now inline orange text above preview box

Change-Id: I6dc55985446fc0873077cc1ce001fd2c4e1bcb95