* Add get_oldest_orders function to customer data store
* Check if is first order in is_returning_customer()
* Check if the customers first order has changed and update all orders respectively
* Fix check for empty oldest_orders array
* Change avg_items_per_order to number instead of integer
* Fix failing tests for new/returning customers
Only the first orders with product 1 and without coupons should be new per each customer
* Remove sleep functions from tests
* Assign second order to a variable for legibility
* Fix second order assignment and check if set
* Store all orders regardless of status in wc_order_stats
* Only query select statuses if status_is or status_is_not is not set
* Fix order stats example query
* Filter category store by default order statuses
* Add table_name to interval functions to avoid ambiguity
* Filter coupon store by default order statuses
* Fix interval stats by adding table_name to interval function
* Filter products store by default order statuses
* Remove unused order_status in coupons data store
* Store products with any order status
* Fix ambiguous order by call in products data store
* Apply status filter after other filters to avoid logical OR matching
* Store all coupon data regardless of order status
* Filter taxes by default order statuses
* Filter customer stats by default order status
* Filter default order statuses in variations data store
* Use excluded statuses to filter reports by default
* DRY up default excluded statuses query
* Fix up new orders data store after rebase
Joshua T Flowers
Jeff Stieler
Claudio Sanches
Peter Fabian
Paul Sealock