Vcare(196 camera）

1.Solve battery consumption issue;
2.Arm/Disarm interface moved to more content front page;
3.Add prompt button behind AP mode;
4.Replace more efficient QR code scan,improve recognition efficiency;
5.Add query record in a certain day in alarm log;
6.Fix the issue of prompt type error when modify detectors' name;
7.When the detector's name length is less than 3, it will cause the abnormal withdrawal of the program.