* Upgrading to netcore 2.0
Updating repository to support async options and refactoring to use it.
* Starting work on tracking customer orders feature.
* Cleaning up some bugs
Working on basket view component implementation
* Fixing up styles, especially for basket in header.
* Adding ConfigureProduction as copy of ConfigureDevelopment.
* Configuring bundling and updating default appsetting value to work for local images (the setting is still useful for CDN scenarios).
