Context Handling
	1. patch on import to assure context id is not null
	2. patch on import to assure context id is not same as application
context
	3. Fixed wizard test validator to allow merges
	4. Fixed Node context merge to be safe from duplicate entries
	
Navigator View
	1. commented out XSD2OTM action which was causing fault.
Fixed import creating duplicates in major chain. Allowed chain
aggregates to contain duplicate named objects.

Allow operation properties to be deleted. This will need to be
revisited.