Introducing live wallpaper in the Navigation Desktop

The foreground data were not very convenient, they are now replaced with a "Live Wallpaper".
And there is also an option to put the desktop in full screen.

NMEA Multiplexing, with Raspberry PI and sensors

This is a first test, but already promising... See details here. Still working on the Atmospheric Pressure for OpenCPN, trying to manage the MDA NMEA Sentence. More to come, stay tuned.