Creator: Mohamed Juseph
Created on: August 8th 2019
bamazonCustomer.js
Prints the products in the store.
Prompts customer which product they would like to purchase by ID number.
Asks for the quantity.

bamazonManager.js
If the manager selects Restock Inventory, it allows the manager to select a product and add inventory.
If the manager selects Add New Product, it allows the manager to add a new product to the store.
Remove An Existing Product, it removes the entire product.