changes to support FT232H chip
removing debugging statements (print traceback)
removing spurious space character in comment
removing unneeded statements added for debugging
removing more unneeded statements that were added for debugging
switching to setuptools to aid in development -- allows 'python setup.py develop' to set up a live link to development repo
Revert "switching to setuptools to aid in development -- allows 'python setup.py develop' to set up a live link to development repo"

(Doing this in another branch to ease creation of pull request)

This reverts commit 28d90f0c64f877148193d373b8a6f12ea8365855.
Merge pull request #4 from adamfeuer/ft232h

FT232h changes