Tooltip link on change fixed #4536


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@21896 35612d4c-9d10-0410-837c-bf9dd1be60d7
improve display of subheader in complex tables


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@21897 35612d4c-9d10-0410-837c-bf9dd1be60d7