update example to include source map and work with new api

.gitignore

@@ -3,4 +3,5 @@ node_modules
 test/test.build.js
 test/test.html
 example/example.build.js
+example/example.build.js.map
 TODOS.md

build/webpack.example.config.js

@@ -3,5 +3,6 @@ module.exports = {
   output: {
     path: './example',
     filename: 'example.build.js'
-  }
+  },
+  devtool: '#source-map'
 }

example/example.js

@@ -8,7 +8,7 @@ var router = new VueRouter({
   root: '/hello'
 })
 
-var root = new Vue({
+var App = Vue.extend({
   components: {
     inbox: {
       template: '<div><h2>inbox!</h2><router-view></router-view>',
@@ -99,5 +99,4 @@ router.redirect({
   '/info': '/about'
 })
 
-router.start(root)
-root.$mount('#app')
+router.start(App, '#app')

example/serve.js

@@ -6,6 +6,10 @@ app.get('/example.build.js', function (req, res) {
   res.sendFile(__dirname + '/example.build.js')
 })
 
+app.get('/example.build.js.map', function (req, res) {
+  res.sendFile(__dirname + '/example.build.js.map')
+})
+
 app.get('*', function (req, res) {
   res.sendFile(__dirname + '/index.html')
 })