Updated mediawiki/extensions
Project: mediawiki/extensions/BounceHandler  53751acdee827d5adafd5d8cc235ef57276b61ed

Added BounceHandlerSubmit Job to queue bounce emails to process.

This will deal with the load spikes, if there are a lot of bounces
incoming.

Change-Id: I413f18b2259a7071aee79023c442245e418f631d