websocket enhancement

Registered by wangxiyuan

Websocket is a well web connection way to improve the web communication performance. Zaqar support websocket as well. But unfortunately it's not well test. Now we try to enhance it. Some steps to trace:
1. add the websocket zuul job.
2. add more test code for websocket
3. enhance the function for websocket, such as fix bug, support more features and so on.

Blueprint information

Status:
Not started
Approver:
None
Priority:
Undefined
Drafter:
wangxiyuan
Direction:
Needs approval
Assignee:
yangzhenyu
Definition:
New
Series goal:
None
Implementation:
Unknown
Milestone target:
None

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