jdanyow/app.html

## app.html
<template>
  <h1>${message}</h1>
</template>

## app.js
export class App {
  get message() {
    return 'Hello World!';
  }
}

## index.html
<!doctype html>
<html>
  <head>
    <title>Aurelia</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
  </head>
  <body aurelia-app="main">
    <h1>Loading...</h1>

    <script src="https://cdn.rawgit.com/jdanyow/aurelia-bundle/v1.0.3/jspm_packages/system.js"></script>
    <script src="https://cdn.rawgit.com/jdanyow/aurelia-bundle/v1.0.3/config.js"></script>
    <script>
      System.import('aurelia-bootstrapper');
    </script>
  </body>
</html>

## main.js
import {DirtyCheckProperty} from 'aurelia-binding';
import * as LogManager from 'aurelia-logging';

const logger = LogManager.getLogger('my-app');

DirtyCheckProperty.prototype.standardSubscribe = DirtyCheckProperty.prototype.subscribe;
DirtyCheckProperty.prototype.subscribe = function(context, callable) {
  this.standardSubscribe(context, callable);

  logger.warn(`'${this.obj.constructor.name}.${this.propertyName}' is being dirty checked`, this.obj);
}

export function configure(aurelia) {
  aurelia.use
    .standardConfiguration()
    .developmentLogging();

  aurelia.start().then(() => aurelia.setRoot());
}
	<!doctype html>
	<html>
	<head>
	<title>Aurelia</title>
	<meta name="viewport" content="width=device-width, initial-scale=1">
	</head>
	<body aurelia-app="main">
	<h1>Loading...</h1>

	<script src="https://cdn.rawgit.com/jdanyow/aurelia-bundle/v1.0.3/jspm_packages/system.js"></script>
	<script src="https://cdn.rawgit.com/jdanyow/aurelia-bundle/v1.0.3/config.js"></script>
	<script>
	System.import('aurelia-bootstrapper');
	</script>
	</body>
	</html>
	import {DirtyCheckProperty} from 'aurelia-binding';
	import * as LogManager from 'aurelia-logging';

	const logger = LogManager.getLogger('my-app');

	DirtyCheckProperty.prototype.standardSubscribe = DirtyCheckProperty.prototype.subscribe;
	DirtyCheckProperty.prototype.subscribe = function(context, callable) {
	this.standardSubscribe(context, callable);

	logger.warn(`'${this.obj.constructor.name}.${this.propertyName}' is being dirty checked`, this.obj);
	}

	export function configure(aurelia) {
	aurelia.use
	.standardConfiguration()
	.developmentLogging();

	aurelia.start().then(() => aurelia.setRoot());
	}