Added app scaffold and ui.
create models
Created models and added to template.
Updates
changes from nitrous
feat(app:rodco-buy) add category filter
feat(rodco-buy): added subcategory and input filter
feat(rodco-buy): add cart basic functions
feat(rodco-buy): Enabled cart item removal, and refactored directories.
feat(rodco-buy): add price calculator in real time
fix(rodco-buy): changed listener from keyup to change on product count