Release of minor versions of classical Abacre Point of Sale products

Released:

Abacre Restaurant Point of Sale v11.3
Abacre Retail Point of Sale v10.3
Abacre Hotel Management System v8.3
Abacre Cash Register v7.3
Abacre Inventory Management and Control v7.3

The list of changes:

* Feature: added new column: Average Cost on Physical Inventory window.

* Bug fixed: in some cases an error message could be shown after pressing Print Invoice button on closed orders.

For Abacre Hotel Management System:
* Bug fixed: on Reservation window the rooms were not saved.