fix minPredBG logic for high-temping based on minIOBPredBG
fix minPredBG logic for high-temping based on minIOBPredBG

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