* Remove the use of CDN and bundle everything inside the app.
We still pre-build the prefetcher because it needs
different webpack config which only targets browsers
supports Service Workers.
* Remove cdn config item.
We no longer using it.
* Stop adding script tags when staticMarkup=true
* Remove babel-plugin-transform-remove-strict-mode NPM module.
* Add example app which demonstrate the problem.
* Add the first working version.
* Fix lint issues.
* Add README.md
* Use /_next/main.js as the main file URI
* Add the support for loading the core next bundle.
* Optimize the output by removing Next modules from pages.
* Use the same package.json as master use.
* Change the example repo's README for simpler instructions.
* Change example projects package.json to support next build and start.
* Change main.js into commons.js.
* Add support for hot core reload and errors.
* Introduce require based on eval-script.
* Add error reporting support with hot reloading.
* Update README.md
