SiteDNA:
* Add value service to store api data
* Add Decorator to modify api data

SiteDNA:
* SiteBuilder can handle Firebase objects
* SiteBuilder can handle api data
* yay

Remove dev comments.

SiteDNA:
* Added categories to vnDataSrc
* Added products to vnDataSrc
* no testing yet

SIteDNA:
* Dud one has to add the files too