MotorDriver: only enable chip when we use it
Add solar charge current and battery voltage to data log
Rename to MCSleepMode.ino to MCSleepMode.cpp
Rename RTCInternalManagement.ino to .cpp
Remove duplicate loop and setup methods, fix includes
MCSleepMode: make function public
MotorDriver: fix enable logic
Adapt to new motor driver enable logic
Synchronize internal RTC from external RTC at start