cinder reset-state should return nonzero when it failed for any volumes

[ugvddm]

if one volume is reset failed, the return code should be nonzero.

[ozg@ozg-GREATWALL-PC python-novaclient(keystone_admin)]$ cinder reset-state --state error 25d7a06c-14a3-4c52-92d7-c69ea9414a3e zfdgvdsafgasd
Reset state for volume zfdgvdsafgasd failed: No volume with a name or ID of 'zfdgvdsafgasd' exists.
[ozg@ozg-GREATWALL-PC python-novaclient(keystone_admin)]$ $?
0: command not found

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/106248

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/106248
Committed: https://git.openstack.org/cgit/openstack/python-cinderclient/commit/?id=bf8fa0b606ca3c25808f526de0c06d1374dc7411
Submitter: Jenkins
Branch: master

commit bf8fa0b606ca3c25808f526de0c06d1374dc7411
Author: Zhengguang <email address hidden>
Date: Thu Jul 10 23:01:10 2014 -0400

    Fix the return code of the command reset-state

    Currently, the command reset-state return code is zero if it
    failed for any of volumes, it should be nonzero.

    Change-Id: Ic6da238861fd003375003399bc6def6bf860a015
    Closes-Bug: #1339643