dc-sdk/.babelrc

{
  "presets": [
    [
      "@babel/preset-env",
      {
        "modules": false,
        "targets": {
          "browsers": ["> 1%", "last 2 versions", "ie >= 10"]
        }
      }
    ]
  ],
  "plugins": ["@babel/plugin-transform-runtime","@babel/plugin-proposal-class-properties"]
}