permit to hide global validation field in ticket


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20300 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix ticket recurrent


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20304 35612d4c-9d10-0410-837c-bf9dd1be60d7