WFCORE-872 Add version 5 of the management schema and bump the model version

• 
• Resolved

WFCORE-890 Make http-upgrade a child element - also use a complex attribute to hold config.

• 
• Resolved

WFCORE-924 Factor out common code for management interface definitions.

• 
• Resolved

WFLY-5117 Switch to version 5 of the management schema

• 
• Closed

WFLY-5136 Switch http-management-interface configurations to use http-upgrade enabled.

• 
• Closed