edited readMe

fixed department sales bug in bS.js, added supervisorDemo.gif to readMe

added gifs to readMe

edited readMe, bug fixed cart in bC.js

added departments table to DB, created bamazonSupervisor.js, added departments table interaction to bC.js and bM.js

bamazonManager.js added functionality to add new products to database

added increaseStock function to bM.js, increases inventory in database

bug fixed customer.js and added bamazonManager.js with main menu, all items list, and low stock list

bug fixes and finished bamazonCustomer.js functionality

added multiple menues to bamazonCustomer.js

created sql and customer js and added dependencies

Initial commit