in the sell menu, product type displays the correct names of the categories
create product code now has doc strings to explain several lines of code
bonus:
added the nav bar to the products list page
To Test:
navigate to sell a product (localhost:8000/sell)
click the drop down and check if the categories make sense
double check that you have categories in your DB if nothing shows up
bonus:
To Test: navigate to sell a product (localhost:8000/sell) click the drop down and check if the categories make sense double check that you have categories in your DB if nothing shows up