newfeatures:
1) Possibility to choose a satellite navigation system is added.
2) Information about satellites is added (command SATINFOEXT).
3) Self-troubleshooting feature is added.
4) Increase mileage accuracy at high values.

annotations:
ATTENTION:
Archive in the internal memory will be lost after upgrade to this version, make sure the archive is uploaded.
Revision 0
Commit SHA hash 8af7fbf3 
