message: Add three.js as a peer dependency of harp-geoutils
diff: "mocha": "^6.1.4",
  "sinon": "^7.1.1",
  "source-map-support": "^0.5.2",
  + "three": "^0.108.0",
  "typescript": "^3.5.2"
  },
  + "peerDependencies": {
  + "three": "^0.108.0"
  + },
  "publishConfig": {
  "access": "public"
  }
  