copyright (c) 2010 Pete Batard <pbatard@gmail.com>
copyright (c) 2010 Travis Robinson <libusbdotnet@gmail.com>

zadic improvements:
  copyright (c) 2010 Joseph Marshall <jmarshall@gcdataconcepts.com>

libconfig authors: 
  Mark Lindner, Daniel Marjamäki, Andrew Tytula, Glenn Herteg