re: #164, replace fixed 0.2U threshold with 30% of basal threshold
re: #164, replace fixed 0.2U threshold with 30% of basal threshold

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