Sha256: Integrate horizon deactivation mechanism.

[realtimepeople]

Checklist before merging

• Is the most recent master version merged? Double check with git pull and git merge master.
• Does it compile without errors?
• Has someone reviewed your changes?

Hardware test

• Flash the ESP and STM Firmware via USB and connect a GNSS antenna
• Test without a SD-Card
• Check that the Bluetooth and CAN works and transmitts data. If possible test with Hardware-version 1.0 and 2.0!
• Insert a SD-Card with the latest sensor_config.txt file from Configuration_files and an logging enabled. Let the sensor run for ~ 30 minutes. Afterwards check that there are only two files: data file yymmdd_hhmmss.f* and a calibration/configuration dump file: yymmdd_hhmmss.EEPROM There shall be no crash-dump files.

[MaxBaex]

Tested OK:

• Working with and without SD Card.
• NMEA output via Bluetooth with old and new sensor Hardware
• NMEA output event without GNSS Fix
• Different datarates for NMEA Data

[MaxBaex]

• 20 minutes logging and no crashdumps observed.

[MaxBaex]

Script for binary creation does not work. Reported here: #75