* Update all wc-admin endpoints to v4
* Add namespace for products and customers controllers
* Include product quantity in orders data store
* Add coupons to extended data in the orders data store
* Format order statuses response from database
* Hook up orders table to orders endpoint
* Add namespace to data endpoint controller
* Add namespaces to remaining extended controllers
* Use NAMESPACE var in place of wc/v4
* Update product links in orders table to products reports
* Add coupons rest controller override
* Format coupon code in response
Co-Authored-By: joshuatf <joshuatf@gmail.com>
* Use X-WP-Total header to set the total number of items in tables
* Improve naming
* Improve tests
* Make getReportItems() return a 'data' property by default
* Make getSummary prop behavior more clear
Joshua T Flowers
Albert Juhé Lluveras