Changes

* Id: This is the Id of the users and can be used to show the order in which users were added to the system.* Department: This sorts by the Department Id rather than the Department Name* Name: This sorts by the surname then firstname of the users.* Status: This sorts by the status, then the department, then surname then the firstname.* Last Login Date / Time: This sorts by the last login date / time, then the department, then surname then the firstname.