fix notice


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22835 35612d4c-9d10-0410-837c-bf9dd1be60d7
Drop Cache_Lite library fixed #4853


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22837 35612d4c-9d10-0410-837c-bf9dd1be60d7
upgrade icalcreator to 2.18 see #4854


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22838 35612d4c-9d10-0410-837c-bf9dd1be60d7