no component for monitor right now so do not see tab


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22517 35612d4c-9d10-0410-837c-bf9dd1be60d7
Warning on bad crontask configuration fixed #4626


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22518 35612d4c-9d10-0410-837c-bf9dd1be60d7