[UI] Support prepare tags for Oozie workflows

Registered by Chad Roberts

The Sahara dashboard needs to provide support for <prepare> tags in oozie workflows.
The job-launch (job-execution) form should allow for the specification of one or more commands that will eventually be turned into <prepare> elements in the Oozie workflow.

Blueprint information

Status:
Not started
Approver:
Sergey Lukjanov
Priority:
Medium
Drafter:
Chad Roberts
Direction:
Approved
Assignee:
None
Definition:
Approved
Series goal:
None
Implementation:
Not started
Milestone target:
None

Related branches

Sprints

Whiteboard

(?)

Work Items

Dependency tree

* Blueprints in grey have been implemented.

This blueprint contains Public information 
Everyone can see this information.