Base C example
Added install operation
Base tests on NMEA
Added GPRMC parser
Serial spec and position conversion
Test floating point with test epsilon value
Minor fix on all task
install task
Minor on tests Makefile
serial.println and readln fuctions
Added test invalid  message
First simple impl serial comm
[BUGFIX] -1 skip reads
Convert degrees into decimal degrees
[BUGFIX] E/W override
Added base example
[BUGFIX] Wrong seconds conversion during degrees to decimal degrees.
Example of output (position logging)
Added packet validation using NMEA checksum
[BUGFIX] NMEA checksum calc