Up baud to 115200
Convert to purejavacomm
Shortened !!!VER to !!VER as !!! causes an obscure Mega2560 bug
Converted to purejavacomm for speed
Added jna/linux-arm.jar for
purejavacomm support on Raspi
Completed mods to use purejavacomm to improve serial performance
Converted RX to serial event model.