chore: Remove bin/marconi-self-host

This directory is no longer necessary, and the script is out of
date. marconi/bin is the new home for this sort of stuff.

Change-Id: I67b95dad314389d567d623521b69df9093c77dff
Added total, claimed, expired to queue stats

Implements blueprint storage-mongodb

Change-Id: I1a8a191cefd46377283cbcf4e901a893a619d500
Merge "Added total, claimed, expired to queue stats"
client_uuid is not optional to POST messages.

Change-Id: Idc3cd43bf29f93fd543963cbaff08ee712f6652f
Implements: blueprint storage-base
Immigrate SQlite message tests to storage tests.

Change-Id: I60a070bc43307c6c36502de4057c453fe7698dfe
Log the traceback as well.

And do not respond a deserialization error to the user.

Change-Id: I9a725c082e505655fb557c00307c758a9fc78e3b
Implements: blueprint transport-wsgi
Bugfix: respond 204 if no message get claimed.

Change-Id: I4af1810b78ad224fb01614f55ab95b709de9a211