Download Angular from a cdn instead of including in the bundle.

index.html

@@ -8,6 +8,7 @@
 			<h1>{{helloWorld.message}}</h1>
 		</header>
 
+		<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.4.7/angular.min.js"></script>
 		<script src="/dist/bundle.js"></script>
 	</body>
 </html>

webpack.config.js

@@ -6,4 +6,7 @@ module.exports = {
 		path: path.resolve('dist'),
 		filename: 'bundle.js',
 	},
+	externals: {
+		'angular': 'angular',
+	},
 };