03/29/98 Version 2.0
Added recursive option
Added support for pdftops and pdftotext tools
Remade documentation

03/22/98 Version 1.2
Added configuration file and configure option

03/15/98 Version 1.1
Added a control on file extension: only .pdf and .PDF extensions are accepted

03/08/98 Version 1.0
First public realese
