Circular should be determined by type and not circular component

[cjmyers]

A design should be circular when there is the circular SO type and not by the presence of a special circular component.

[michael13162]

Punting this to 2.3 due to time constraints.

[cjmyers]

Not sure about. Need to think because backbone is a part.

[cjmyers]

Not sure about. Need to think because backbone is a part.