Admin Columns Pro - WooCommerce Addon 3.7.3

* [Added] Product Column: Low On Stock
* [Added] Product Variation Column: Shipping Class
* [Added] Smart Filtering support for Number of Orders column (Users)
* [Improved] Display of Variable Product Sales price
* [Improved] Product Type display and improved editing
* [Fixed] Smart Filtering support for Product Variatoin Stock column (works on manage stock on variation level only)
* [Fixed] Possible Null Exception on Order Date

Improved New editing interface for Price and Stock column for bulk and inline edit
Improved Better export value for Product Variation Title
Improved Sale column will display the sale price and has an improved icon for a scheduled sale
Fixed Attribute (term) for products was not sorting properly when it was the first assigned term

Important Made compatible with Admin Columns 4.5.6
Added Product Type Editing
Fixed Product Attribute Editing