v1.2

• Adds a configurable dead reckoning rate
• Dead reckoning rates will be send as valid fixes in NMEA sentences
• New api key. Older versions won't work now.

v1.1

Dead reckoning will now use course over ground instead of magnetic heading for calculations

Adds a NMEA sentence that will identify boats as "virtual" boats for qtVlm, as they were having issues with this.