Additional text filtering has been added to all orders and forms on the site

An option has been added to protect the order form through the shopping cart using an image (captcha), and additional text filtering has been implemented in all orders and forms on the site.

Added function to restrict online payments, as well as notification about status changes.
Added option to display products of child categories.
Added "Payment returned" status, as well as automatic fixation when a payment is returned through the Fondy Payment System.