Added support for Waiting List (Add-on)
Added support for Packages (Add-on)
Added ability to create custom notifications
Added ability to limit number of bookings per customer
Added new notification code {reject_appointment_url}
Added ability to enter first name and last name of customers separately
Added ability to specify a rule about how staff members should be automatically selected when customers choose "Any"
Added word "Any" to staff name in the appointments for which the staff member was booked as "Any"
