New Feature : Addded group price info button and view of product in while creating add sales and distribution sales.
: Added opening stock approval based on permission.
: Added category prices and default product price in group price view.
: Added profile picture removal option for user.
: Added signature photo removal option for user.
: Added Bill to Bill in Add and Edit Sales.
: Added Bill to Bill in Distribution sales.
: Added Bill to Bill status tag in invoice details page.
