add quote in bigdump

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@19927 35612d4c-9d10-0410-837c-bf9dd1be60d7
syntax fix


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@19928 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix class name

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@19929 35612d4c-9d10-0410-837c-bf9dd1be60d7