Invoice number is now substituted correctly after complete

Fix payments summary report
Update upgrade script (not tested yet)

database/database.sql

@@ -327,6 +327,7 @@ INSERT INTO `ospos_permissions` (`permission_id`, `module_id`) VALUES
 ('reports_taxes', 'reports'),
 ('reports_inventory', 'reports'),
 ('reports_categories', 'reports'),
+('reports_payments', 'reports'),
 ('customers', 'customers'),
 ('employees', 'employees'),
 ('giftcards', 'giftcards'),
@@ -369,7 +370,8 @@ INSERT INTO `ospos_grants` (`permission_id`, `person_id`) VALUES
 ('reports_sales', 1),
 ('reports_discounts', 1),
 ('reports_taxes', 1),
-('reports_categories', 1),  
+('reports_categories', 1),
+('reports_payments', 1),    
 ('customers', 1),
 ('employees', 1),
 ('giftcards', 1),