message: Add Cesium Native to ThirdParty.json
diff: "url": "https://github.com/Amanieu/asyncplusplus",
  "license": "MIT"
  },
  + {
  + "name": "cesium-native",
  + "url": "https://github.com/CesiumGS/cesium-native",
  + "license": "Apache 2.0"
  + },
  {
  "name": "cpp-httplib",
  "url": "https://github.com/yhirose/cpp-httplib",
  