[EDP] Implement Savanna EDP in Horizon Dashboard

Registered by Chad Roberts

Implement EDP in the Savanna dashboard in horizon.

The Savanna panel will be expanded to include the following:
1) Job Manager (create, modify, delete, launch against a cluster, monitor, terminate)
2) Job Origins (create, delete [with options for swift, git, etc])
3) Data Sources (create, delete [with options for HDFS, swift, Gluster etc])

Blueprint information

Status:
Complete
Approver:
Sergey Lukjanov
Priority:
High
Drafter:
Chad Roberts
Direction:
Approved
Assignee:
Chad Roberts
Definition:
Approved
Series goal:
Accepted for 0.3
Implementation:
Implemented
Milestone target:
milestone icon 0.3
Started by
Chad Roberts
Completed by
Sergey Lukjanov

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* Blueprints in grey have been implemented.

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