trunkclub/energizer_bunny — pull request #1 by MichaelBaker (2014-04-11 15:31:34+00:00)
Title: Fixes adding of message_ids to outgoing messages

March Hare expects all headers to be under the :properties key of the options
hash passed to Exchange#publish. This is in contract to the Bunny gem that
this project used to be based on.