[+] BO : added a new option for the products : do they appear in the catalog, in the search, both or neither

install-dev/data/db_structure.sql

@@ -1366,6 +1366,7 @@ CREATE TABLE `PREFIX_product` (
   `condition` ENUM('new', 'used', 'refurbished') NOT NULL DEFAULT 'new',
   `show_price` tinyint(1) NOT NULL default '1',
   `indexed` tinyint(1) NOT NULL default '0',
+  `visibility` ENUM('both', 'catalog', 'search', 'none') NOT NULL default 'both',
   `cache_is_pack` tinyint(1) NOT NULL default '0',
   `cache_has_attachments` tinyint(1) NOT NULL default '0',
   `is_virtual` tinyint(1) NOT NULL default '0',

install-dev/upgrade/sql/1.5.0.8.sql

@@ -0,0 +1,5 @@
+SET NAMES 'utf8';
+
+ALTER TABLE `PREFIX_product` ADD `visibility` ENUM('both', 'catalog', 'search', 'none') NOT NULL default 'both' AFTER `indexed`;
+
+