README.md has a Spelling mistakes

[DoverDee]

Documentation Is:

• Missing
• [√] Needed
• Confusing
• Not Sure?

Please Explain in Detail...

Textual location：
Next, eable hot reloading in your webpack config:

1. Add the following plugins to the plugins array:
   plugins: [
   // OccurenceOrderPlugin is needed for webpack 1.x only
   new webpack.optimize.OccurenceOrderPlugin(),
   new webpack.HotModuleReplacementPlugin(),
   // Use NoErrorsPlugin for webpack 1.x
   new webpack.NoEmitOnErrorsPlugin()
   ]
   Issue:
   Report TypeError: webpack.optimize.OccurenceOrderPlugin is not a constructor on console when I CLI npm run build.

Your Proposal for Changes

Next, eable hot reloading in your webpack config:

1. Add the following plugins to the plugins array:
   plugins: [
   // OccurenceOrderPlugin is needed for webpack 1.x only
   new webpack.optimize.OccurrenceOrderPlugin(),
   new webpack.HotModuleReplacementPlugin(),
   // Use NoErrorsPlugin for webpack 1.x
   new webpack.NoEmitOnErrorsPlugin()
   ]
   First field in plugins has changed."OccurenceOrderPlugin"->"OccurrenceOrderPlugin".

[glenjamin]

That plugin is only needed for webpack v1. The plugin itself had a spelling error in its name.