Add webpack build notifications in dev

ui/package.json

@@ -54,6 +54,7 @@
     "node-sass": "^3.13.0",
     "webpack": "^1.13.3",
     "webpack-dev-server": "^2.4.4",
+    "webpack-notifier": "^1.5.0",
     "webpack-target-electron-renderer": "^0.4.0"
   }
 }

ui/webpack.dev.config.js

@@ -1,4 +1,6 @@
 const path = require('path');
+const WebpackNotifierPlugin = require('webpack-notifier')
+
 const appPath = path.resolve(__dirname, 'js');
 
 const PATHS = {
@@ -21,6 +23,9 @@ module.exports = {
     root: appPath,
     extensions: ['', '.js', '.jsx', '.css'],
   },
+  plugins: [
+    new WebpackNotifierPlugin(),
+  ],
   module: {
     preLoaders: [
       {