New features
1. Input parameter "unitID#" has been added to API call saveSalesDocument.
2. Sales document rows in API call getSalesDocuments now return a field "unitID".
3. Support for the "ip_whitelisting_applies_to_admins" setting has been implemented.
Improvements
1. Configuration parameter "can_change_attendants_group" can now be a comma-separated list of user group IDs.