Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  3c457ead1e3e0f75abc04387584b869d0972e95c

Fetch latest title content from API instead of relying on (old) html

When starting to edit, fetch the latest content from API (similar to how it's
already done for header & post)

Change-Id: I98a767c3946a5789a572bcc56cc5cc192e46d2f2