{
  "presets": [
    [
      "@babel/preset-env",
      {
        "targets": {
          "browsers": "last 2 versions, > 1%, ie >= 6, Android >= 4, iOS >= 6, and_uc > 9",
          "node": "0.10"
        },
        "modules": false,
        "loose": false
      }
    ]
  ],
  "plugins": ["external-helpers"]
}