Add example into docs for patch order. Mention webpack guide in docs.

Author: wkwiatek

README.md

@@ -36,7 +36,7 @@ If you'd rather stay with **Browserify**, check out **[LiveReactload](https://gi
 
 ## Known limitations
 
-- React Router v3 is not fully supported. If you want to get most of React Hot Loader, consider switching to [React Router v4](https://reacttraining.com/react-router/). If you want to understand the reasoning, it's good to start in [React Router v4 FAQ](https://github.com/ReactTraining/react-router/blob/v4/README.md#v4-faq)
+- React Router v3 is not fully supported. If you want to get most of React Hot Loader, consider switching to [React Router v4](https://reacttraining.com/react-router/) (Note: it's currently in beta!). If you want to understand the reasoning, it's good to start in [React Router v4 FAQ](https://github.com/ReactTraining/react-router/blob/v4/README.md#v4-faq)
 
 ## The Talk
 
@@ -55,6 +55,8 @@ If something doesn't work, in 99% cases it's a configuration issue. A missing op
 
 Check out the [docs directory](docs).
 
+You can also check out a great [webpack guide to React hot module replacement](https://webpack.js.org/guides/hmr-react/).
+
 ## Got Questions?
 
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/gaearon/react-hot-loader?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)

docs/README.md

@@ -28,7 +28,19 @@
 }
 ```
 
-- 'react-hot-loader/patch' should be placed at the top of the `entry` section in your Webpack config. An error will occur if any app code runs before `react-hot-loader/patch` has, so put it in the first position (note: if you use any polyfills then it should go right after them).
+- 'react-hot-loader/patch' should be placed at the top of the `entry` section in your Webpack config. An error will occur if any app code runs before `react-hot-loader/patch` has, so put it in the first position. However, if you're using polyfills put them before patch:
+
+```js
+{
+  entry: {
+    'app': [
+      'babel-polyfill',
+      'react-hot-loader/patch',
+      './src/index'
+    ]
+  }
+}
+```
 
 - `<AppContainer/>` is a component that handles module reloading, as well as error handling.  The root component of your app should be nested in AppContainer as a child.  When in production, AppContainer is automatically disabled, and simply returns its children.