[ISIS-2027] Provide a health endpoint (eg for Docker orchestrators to monitor).

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.16.2
• Fix Version/s: 1.17.0
• Component/s: Core: Viewer: RestfulObjects
• Assignee: Dan Haywood
• Reporter: Dan Haywood
• Created: 29/Oct/18 16:57
• Updated: 31/Dec/18 13:35
• Resolved: 01/Nov/18 17:00