{
  "presets": [
    ["env", {
      "targets": {
        "node": "current",
        "browsers": [
          "Chrome >= 41",
          "FireFox >= 44",
          "Safari >= 7",
          "Explorer 11",
          "last 4 Edge versions"
        ]
      },
      "useBuiltIns": false
    }],
    "react",
    "babel-polyfill"
  ],
  "ignore": [
    "node_modules"
  ]
}