message: add circumscribed demo
diff: @@ -32,6 +32,7 @@ namespace MakerJs.models {
  (<IKit>Polygon).metaParameters = [
  { title: "number of sides", type: "range", min: 3, max: 24, value: 6 },
  { title: "radius", type: "range", min: 1, max: 100, value: 50 },
  - { title: "offset angle", type: "range", min: 0, max: 180, value: 0 }
  + { title: "offset angle", type: "range", min: 0, max: 180, value: 0 },
  + { title: "radius on flats (vs radius on vertexes)", type: "bool", value: false }
  ];
  }
  