Function createCircleByCenterPoint

createCircleByCenterPoint(reference, center, radius): CircleByCenterPoint
Creates a circle defined by a center-point and radius.
Parameters
- reference: CoordinateReference
  the reference in which the circle is defined
- center: Point
  The center of the circle
- radius: number
  The radius of the circle, in meters
Returns CircleByCenterPoint
The circle with the specified center and radius