Merge pull request #33 from johnnyreilly/patch-1

Update README.md

Author: piotr-oles

README.md

@@ -107,6 +107,10 @@ number **can increase checking time**. Default: `ForkTsCheckerWebpackPlugin.ONE_
   * `ForkTsCheckerWebpackPlugin.ONE_CPU_FREE` - leave only one CPU for build (probably will increase build time)
   * `ForkTsCheckerWebpackPlugin.TWO_CPUS_FREE` - **recommended** - leave two CPUs free (one for build, one for system)
 
+## Notifier
+
+You may already be using the excellent [webpack-notifier](https://github.com/Turbo87/webpack-notifier) plugin to make build failures more obvious in the form of system notifications. There's an equivalent notifier plugin designed to work with the `fork-ts-checker-webpack-plugin`.  It is the `fork-ts-checker-notifier-webpack-plugin` and can be found [here](https://github.com/johnnyreilly/fork-ts-checker-notifier-webpack-plugin). This notifier deliberately has a similar API as the `webpack-notifier` plugin to make migration easier.
+
 ## Plugin Hooks
 This plugin provides some custom webpack hooks (all are sync):