replaced Text::CSV::Slurp methods in L::L::ExcelHandler with a private _text_csv_slurp() method - uses Slurp::_from_handle() method + 0.901 mst patch to specify field-order}
git-svn-id: https://jti.org.uk/svn/hmds_lims/trunk@1627 4177bd82-f056-0410-812d-caef170e3fa0