Make taxons in Product API # show more useful

add more entities to include

fixes #5569
Redirect to cart on failure. Fixes #5570
Allow tax categories to be destroyed with proper callback order. Fixes #5548 Fixes #5549
Switch back to respond_with it should just render edit not redirect back.
Actually send the reimbursement mailer after the transaction that persists it

Closes #5575
fix failing spec from #5575, it's sending an id, not an object.
remove duplicate attributes

refactor begin end for find_product

add property to product properties

fixes #5576
Fix product classifications page layout & text

fixes #5580
fixes #5581

Conflicts:
	core/config/locales/en.yml