Add sort_dir/key to flavor list

[Liyingjun]

'marker' and 'limit' are already added to flavor list, but 'sort_key' and 'sort_dir' are missing.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/234623

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/234623
Committed: https://git.openstack.org/cgit/openstack/python-novaclient/commit/?id=986ed2ae0bf4ef6d111f21c372944ba8e003a18c
Submitter: Jenkins
Branch: master

commit 986ed2ae0bf4ef6d111f21c372944ba8e003a18c
Author: liyingjun <email address hidden>
Date: Wed Oct 14 15:53:46 2015 +0800

    Add sort_dir/key to flavor list

    'marker' and 'limit' are already added to flavor list, but 'sort_key'
    and 'sort_dir' which are useful for pagination are missing.

    Closes-bug: #1505939
    Change-Id: Id78595f15fbb289133092a32238238e3c4a9d0a0

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/249115

[OpenStack Infra (hudson-openstack)]

Change abandoned by Kevin L. Mitchell (<email address hidden>) on branch: master
Review: https://review.openstack.org/249115
Reason: Not updated since November.

[Takashi Natsume (natsume-takashi)]

The '--sort-key' and '--sort--dir' have been added in the following patch

https://review.openstack.org/#/c/407855/

https://review.openstack.org/234623 has been released in 3.0.0.
https://review.openstack.org/#/c/407855/ has been released in 7.0.0.

So change the status to 'Fix Released'.