* Adding contants, renaming files, wiring up shipping section with discrete slots for variants and non-variants
* Refactoring pricing section to give discrete slots for variant and non-variant forms
* Refactoring inventory fills to give discrete slots for variant and non-variant products
* Adding additional slot to pricing -> taxes -> advanced
* Renaming api fields component file
* Refactoring images, details and attributes to match others
* Ensure variant field IDs are distinct, organize all product field fill IDs
* Adding changelog
* Simplifying IDs used for slots
* Minor refactor of pricing taxes class field
* Give api fill exports their own registerPlugin scope
* Refactoring WooProductFieldItem to generate unique IDs
* Adding components changelog
* Migrate shipping shipping in product editor to slot fill
* Adding changelog
* Removing obsolete shipping section files, adding support to variations form
* Add initial component to auto load fills from API config
* Add changelog
* Update logic to make use of new store and re-usable components
* Add changelog
* Add loading state for product form data to add/edit product pages
* Working prototype of product details via slotfill
* Raising default order for product slot-fills
* Move logic to details field name component
* Adding order prop to all fills.
* Adding components changelog
* Adding changelog
* Deleting obsolete product details section files
* Reducing spacing between slot filled fields