Revert "if carb_ratio is null buy we have a valid carb_ratios object, use that"
Revert "if carb_ratio is null buy we have a valid carb_ratios object, use that"

This reverts commit 35d506e93faeb9887d17ed4098b9c2172d9c75eb.

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