Updating to use serverless-bundle plugin (#44)

* Updating to use bundle plugin

* Updating template

* Update README.md

Author: jayair

.babelrc

@@ -2,21 +2,20 @@
 
 A Serverless starter that adds ES7 syntax, serverless-offline, environment variables, and unit test support. Part of the [Serverless Stack](http://serverless-stack.com) guide.
 
-[Serverless Node.js Starter](https://github.com/AnomalyInnovations/serverless-nodejs-starter) uses the [serverless-webpack](https://github.com/serverless-heaven/serverless-webpack) plugin, [Babel](https://babeljs.io), [serverless-offline](https://github.com/dherault/serverless-offline), and [Jest](https://facebook.github.io/jest/). It supports:
+[Serverless Node.js Starter](https://github.com/AnomalyInnovations/serverless-nodejs-starter) uses the [serverless-bundle](https://github.com/AnomalyInnovations/serverless-bundle) plugin (an extension of the [serverless-webpack](https://github.com/serverless-heaven/serverless-webpack) plugin) and the [serverless-offline](https://github.com/dherault/serverless-offline) plugin. It supports:
 
-- **ES7 syntax in your handler functions**
+- **Generating optimized Lambda packages with Webpack**
+- **Use ES7 syntax in your handler functions**
   - Use `import` and `export`
-- **Package your functions using Webpack**
 - **Run API Gateway locally**
   - Use `serverless offline start`
 - **Support for unit tests**
   - Run `npm test` to run your tests
 - **Sourcemaps for proper error messages**
   - Error message show the correct line numbers
   - Works in production with CloudWatch
-- **Automatic support for multiple handler files**
-  - No need to add a new entry to your `webpack.config.js`
 - **Add environment variables for your stages**
+- **No need to manage Webpack or Babel configs**
 
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