Howdy,

The video guides on how to install this are here: 
http://understandinge.com/course/importing-products-magento/

Version History

V1.2
Worked around the "line 23" error in progress_details.php by reading the contents of ../state/progress.txt and spilling that back into the error box instead.

V1.1
Removed cookie saving paths that were causing some false positives in certain hosting envrioments

V1.0
Inital Release