fix ticket recurrent next date


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20319 35612d4c-9d10-0410-837c-bf9dd1be60d7
improve due date progress info


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20320 35612d4c-9d10-0410-837c-bf9dd1be60d7