merge back my changes to oref0-setup.sh
merge back my changes to oref0-setup.sh

adds --ti-usb_ww option, because the reset.py for ww users with TI USB
stick can hang the pump loop, if that happens a usb reset must be
issued.

don't use mraa on kernel 4.10+

openaps/oref0,PieterGit/oref0,openaps/oref0,openaps/oref0,openaps/oref0,PieterGit/oref0,PieterGit/oref0,PieterGit/oref0