Added missing italian lang files

interface/web/admin/lib/lang/it_server_list.lng

interface/web/admin/lib/lang/it_software_package_list.lng

interface/web/admin/lib/lang/it_software_repo.lng

interface/web/admin/lib/lang/it_software_repo_list.lng

interface/web/admin/lib/lang/it_software_update_list.lng

interface/web/admin/lib/lang/it_users.lng

interface/web/admin/lib/lang/it_users_list.lng

interface/web/designer/lib/lang/it.lng

interface/web/designer/lib/lang/it_form_edit.lng

interface/web/designer/lib/lang/it_form_list.lng

interface/web/designer/lib/lang/it_form_show.lng

interface/web/designer/lib/lang/it_module_edit.lng

interface/web/designer/lib/lang/it_module_list.lng

interface/web/designer/lib/lang/it_module_nav_edit.lng

interface/web/designer/lib/lang/it_module_nav_item_edit.lng

interface/web/designer/lib/lang/it_module_show.lng

interface/web/dns/lib/lang/it.lng

interface/web/dns/lib/lang/it_dns_a.lng

interface/web/dns/lib/lang/it_dns_a_list.lng

interface/web/dns/lib/lang/it_dns_alias.lng