Added sorting information fields in the admin center.

Added sorting information fields in the admin center. Sales statistics, products, categories, articles, etc. The field is displayed if a search is performed by any of the available parameters.

Added sorting information fields in the admin center.

Added the ability to use custom functions in the popup windowAdded the ability to create a pop-up list with store categories in the main menu.New menu block position — At the top, below the category tree