If they registered with an email address and email notifs are enabled on the HS

Report per request metrics for all of the things using request_handler

so we don't accidentally mail out events people shouldn't see

Fix backfill replication to advance the stream correctly

Say who the messages are from if there's no room name, otherwise it's a bit nonsensical

Add public facing base url to the server so synapse knows what URL to use when converting mxc to http urls for use in emails

Check that something has happend before running the selects

Optionally daemonize the pusher

Make pyjwt dependency optional

Add a couple of update methods to the PusherSlaveStore

Add a metrics listener and a ssh listener to the pusher