`TCustomJSONRPCHandlerManager`
pt		Initialize
pt		DoClear
pt		RemoveHandlerDef
pt		AddHandlerDef
pt		IndexOfHandlerDef
pt		GetHandlerDef
pt		GetHandlerDefCount
		UnregisterHandler
		RegisterDatamodule
		RegisterHandler
		FindHandlerDefByName
		GetHandlerDefByName
		GetHandler
		GetClassNames
		GetMethodsOfClass
		Clear