Revision history for Win32-Scsv

0.01    11 Feb 2012
        First version, released on an unsuspecting world.

0.02    05 Apr 2013
        Add a function convxls to import a csv file into an existing xls file

0.03    06 Apr 2013
        - rename convcsv()  into xls_2_csv()
        - rename convxls()  into csv_2_xls()
        - rename emptyxls() into empty_xls()
        - allow csv_2_xls() without template, also allow more formatting of columns

0.04    08 Apr 2013
        replace use Win32::OLE::Const 'Microsoft Excel'; by hardcoded constants
        to resolve problems where the constant "xlExcel8" wouldn't compile for Excel 2000
        add function get_xver()

0.05    09 Apr 2013
        Share a global instance of Win32::OLE->GetActiveObject('Excel.Application')
