message: Add parser config to storysource loader
diff: @@ -20,7 +20,14 @@ module.exports = function(storybookBaseConfig, configType) {
  test: /\.story\.jsx?$/,
  loaders: [
  'babel-loader',
  - require.resolve('@storybook/addon-storysource/loader')
  + {
  + loader: require.resolve('@storybook/addon-storysource/loader'),
  + options: {
  + prettierConfig: {
  + parser: 'babylon'
  + }
  + }
  + }
  ],
  enforce: 'pre'
  },
  