Issue USB reset on the first open() call

Experimental.  This seems to make it easier to recover from errors just
by running "killall -9 F_G60DP2.exe" and then issuing another API command.

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Add udev file, docs on how to run G60 software as non-root

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>