Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  e249f2a8ba621a8a7a2beb34dcf86c0beb20762a

Run update.php in `make master`

Trim some of its 230 lines of "... already done" output.

Change-Id: I66c44363f8a60abffa3bbc7d48cbed5a539a76d8