fix display link if no right

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22059 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix display link if no right

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22060 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix right for form

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22061 35612d4c-9d10-0410-837c-bf9dd1be60d7
CS

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22062 35612d4c-9d10-0410-837c-bf9dd1be60d7