  "devDependencies": {
        "grunt": "~1.5.3"
      },
      "phet": {
        "requirejsNamespace": "MOLECULE_SHAPES_BASICS",
        "phetLibs": [
          "mobius",
          "molecule-shapes",
          "nitroglycerin"
        ],
        "preload": [
          "../sherpa/lib/typedarray-44f09cf.js",
          "../sherpa/lib/three-r71.js",
          "../sherpa/lib/three-r71-Projector.js",
          "../sherpa/lib/three-r71-CanvasRenderer.js",
          "../sherpa/lib/liberation-sans-regular-subset-num