Extend basic vertex class
This merge will extend the basic vertex class with different implementations (sort aggregation, flow wrapping, count). Also adds the a simple count use-case (SCB) that is an example of how to use these extended classes.
This merge will extend the basic vertex class with different implementations (sort aggregation, flow wrapping, count). Also adds the a simple count use-case (SCB) that is an example of how to use these extended classes.