[0.85] improve PDF export


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21073 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] add nobr tags but seems not working


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21074 35612d4c-9d10-0410-837c-bf9dd1be60d7