Unable to add agent to move then one queue

[Paul Belanger]

If an agent is already assigned to a queue, you get the following exception when you add them to another queue. We'll need to be able to support the same agent in multiple queues.

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pabelanger@hal9000:~/git/pabelanger/python-payloadclient$ .tox/py27/bin/payload queue-member-add 26a71142-efd4-4a83-8679-214597a7505a d8b72b5790b84435aea6702ccef8c8d7
2013-11-27 15:10:58.381 25826 INFO requests.packages.urllib3.connectionpool [-] Starting new HTTP connection (1): 166.78.145.144
2013-11-27 15:10:58.989 25826 WARNING payloadclient.common.http [-] Request returned failure status.
2013-11-27 15:10:58.989 25826 ERROR cliff.app [-] (IntegrityError) column agent_uuid is not unique u'INSERT INTO queue_member (created_at, updated_at, agent_uuid, queue_uuid) VALUES (?, ?, ?, ?)' ('2013-11-27 20:11:06.979266', None, u'd8b72b5790b84435aea6702ccef8c8d7', u'26a71142-efd4-4a83-8679-214597a7505a') (HTTP N/A)

[CaptPants (captpants)]

Fix proposed to branch: master
Review: http://review.kickstand-project.org/437

[CaptPants (captpants)]

Fix proposed to branch: master
Review: http://review.kickstand-project.org/438

[CaptPants (captpants)]

Fix proposed to branch: master
Review: http://review.kickstand-project.org/440

[CaptPants (captpants)]

Fix proposed to branch: master
Review: http://review.kickstand-project.org/443

[CaptPants (captpants)]

Fix proposed to branch: master
Review: http://review.kickstand-project.org/444

[CaptPants (captpants)]

Fix proposed to branch: master
Review: http://review.kickstand-project.org/445

[CaptPants (captpants)]

Reviewed: http://review.kickstand-project.org/445
Committed: http://github.com/kickstandproject/payload/commit/e8590c506975ce73ae1647ea5e4aa445079a9ed6
Submitter: Jenkins (<email address hidden>)
Branch: master

commit e8590c506975ce73ae1647ea5e4aa445079a9ed6
Author: Sergey Fedoseev <email address hidden>
Date: Sat Nov 30 00:43:42 2013 +0600

    allow agents to be in multiple queue

    Change-Id: I80fd3293325a9b14cf3b46268751ec28872f3008
    Closes-Bug: #1255663