look ahead an additional 15m to get insulin started faster (#683)
look ahead an additional 15m to get insulin started faster (#683)

* look ahead an additional 15m to get insulin started faster

* ramp up remainingCATime 1.5x as fast as lastCarbAge

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