Add buble to example rollup config file

Author: znck

example/rollup.config.js

@@ -1,7 +1,7 @@
 // Simple rollup config file.
 
 const vue = require('../dist/rollup-plugin-vue.common.js');
-
+const buble = require('rollup-plugin-buble');
 export default {
-    plugins: [ vue() ],
+    plugins: [ vue({compileTemplate: true}), buble() ],
 };