Apply patch by juanjo

htdocs/admin/company.php

htdocs/install/mysql/tables/llx_societe.sql

htdocs/langs/ca_ES/admin.lang

htdocs/langs/ca_ES/companies.lang

htdocs/langs/en_US/admin.lang

htdocs/langs/en_US/companies.lang

htdocs/langs/es_ES/admin.lang

htdocs/langs/es_ES/companies.lang

htdocs/langs/fr_FR/admin.lang

htdocs/langs/fr_FR/companies.lang

htdocs/master.inc.php

htdocs/societe.class.php