[0.85] fix ticket links


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20926 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] fix book search engine


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20928 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] minor fix


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20929 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] upgrade tcpdf


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@20930 35612d4c-9d10-0410-837c-bf9dd1be60d7