Ver 2.0

- ISR optimization
- Fixed Car parked when in sleep and when charging.
- Fixed issue where ODO was wrong when unit set to miles.
- Changed: Motor temp = 0C if < 0C as car_tmotor don't handle negative
temperatures.
- Added reading VIN.
- Changed QC detection, need to see QC for 5 consecutive 1-second ticks.
- Fixed 12V alert issue.
Fixed speed bug for miles configured cars
Optimization of interrupt function
Merge pull request #130 from tbergo/master

Version 2.0