Implementation for IOC kernel services for the object definition registry

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	Class	Description
	AbstractObjectDefinition	Abstract base class for all ObjectDefinition implementations.
	DefaultNestedObjectDefinition	Default implementation of the NestedObjectDefinition interface.
	DefaultObjectDefinitionRegistry	Default implementation of the ObjectDefinitionRegistry interface.
	DefaultRootObjectDefinition	Default implementation of the RootObjectDefinition interface.
	DefaultViewDefinition	Default implementation of the ViewDefinition interface.
	DefaultViewDefinitionRegistry	Default implementation of the ViewDefinitionRegistry interface.
	IdGenerator	Simple generator for internal object ids in case they are not specified by the user.
	ObjectDefinitionWrapper	A simple wrapper around an existing root object definition.
	RegistryValueResolver	Responsible for resolving some special tags that can be used in MXML or XML configuration for specifying object references or arrays possibly containing references.