Another timer for each sleeping state

From Sebastian on 2017/04/14 07:58:18 +0000

Keep the “total sleep timer” as it is, but add 3 more timers, one tracks the deep sleep, second tracks light sleep and the last tracks when you are awake in the night.
If you add all 3 times together you should get the same time as the “total sleep” timer.

Copied from original feature request: