== Installation ==
Requires GraphViz to be installed in the system path.

== Example Usage ==
    Intersection a, b, c, d, e, f, g,h;
    
    Road ambler("Ambler"), judgely("Judge Ely"), sixteenth("16th St"), campusct("Campus Ct"), judgely2("Judge Ely"), judgely3("Judge Ely"), en10("EN 10th"), en10_2("EN 10th");
    
    ambler.SetOneWay(true);
    judgely.SetBlocked(true);
    

    a.AddRoad(&ambler, &b);
    b.AddRoad(&judgely, &c);
    c.AddRoad(&sixteenth, &d);
    d.AddRoad(&campusct, &a);
    e.AddRoad(&judgely2, &b);
    f.AddRoad(&judgely3, &c);
    g.AddRoad(&en10, &f);
    h.AddRoad(&en10_2, &f);

    Graph newGraph(a, 1.8);
  
Creates a graph of the intersections around Abilene Christian University