PIN Number Check tasks are all done/Chest ACC Data Preprocessing

1. Modify New Activity and Layout.
2. Modify Whole Alarm Mechanism.
3. Discard first 11 second chest ACC data after the connection of chest
sensor is established.
4. Still using the Average of 1 second data (25 samples) as output for
now since the outliers are discarded.
5. Disable phone sensor data and APP data uploading to save power.