fuel2 graph delete returns error

[Evgeniy L]

Graph is deleted successfully, but shows parsing error `Expecting value: line 1 column 1 (char 0)`

[root@nailgun ~]# fuel2 graph upload -e 1 -t qwe -f up.yaml
Deployment graph was successfully uploaded.
[root@nailgun ~]# fuel2 graph delete -e 1 -t qwe
Expecting value: line 1 column 1 (char 0)
[root@nailgun ~]# fuel2 graph delete -e 1 -t qwe
404 Client Error: Not Found for url: http://172.16.40.2:8000/api/v1/clusters/1/deployment_graphs/qwe (Graph with type: qwe is not defined)

Here is response from Nailgun
====================================
Server: nginx
Date: Mon, 05 Dec 2016 23:49:07 GMT
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Expires: Thu, 01 Jan 1970 00:00:00 GMT
X-Frame-Options: SAMEORIGIN
X-Content-Type: nosniff
X-XSS-Protection: 1; mode=block
Strict-Transport-Security: max-age=15768000; includeSubDomains

4
None
0
====================================

Fuel: 9.1

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/mitaka
Review: https://review.openstack.org/410261

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/410261
Committed: https://git.openstack.org/cgit/openstack/fuel-web/commit/?id=a0c08e7413bc61f5be3f41515eb854008c76a5d1
Submitter: Jenkins
Branch: stable/mitaka

commit a0c08e7413bc61f5be3f41515eb854008c76a5d1
Author: Stanislaw Bogatkin <email address hidden>
Date: Tue Dec 13 18:14:02 2016 +0300

    Raise 204 on graph deletion explicitly

    Change-Id: I7ddc3dd6b33b800e5ac0596a3306fb248271be26
    Closes-Bug: #1647508

[TatyanaGladysheva (tgladysheva)]

Verified on 9.2 snapshot #745.

Actual results:
[root@nailgun ~]# fuel2 graph upload -e 1 -t qwe -f /root/up.yaml
Deployment graph was successfully uploaded.
[root@nailgun ~]# fuel2 graph delete -e 1 -t qwe
Deployment graph 'qwe' for environment with id 1 was deleted.
[root@nailgun ~]# fuel2 graph delete -e 1 -t qwe
404 Client Error: Not Found for url: http://10.109.10.2:8000/api/v1/clusters/1/deployment_graphs/qwe (Graph with type: qwe is not defined)

[Dmitry Belyaninov (dbelyaninov)]

Verified on Newton #1556 iso.

[root@nailgun ~]# fuel2 graph upload -e 2 -t qwe -f cluster_graph.yaml
Deployment graph was successfully uploaded.
[root@nailgun ~]#
[root@nailgun ~]# fuel2 graph delete -e 2 -t qwe
Deployment graph 'qwe' for environment with id 2 was deleted.
[root@nailgun ~]#