.babelrc

{
  "presets": [
    ["env", {
      "targets": {
        "node": "4.0"
      },
      "exclude": [
        "transform-async-to-generator",
        "transform-regenerator"
      ],
      "useBuiltIns": true
    }]
  ],
  "plugins": [
    "transform-object-rest-spread",
    ["transform-async-to-module-method", {
      "module": "bluebird",
      "method": "coroutine"
    }]
  ],
  "ignore": [
    "src/assets"
  ]
}