Added uart support for HUD: the protocol implementation for the HUD has been added. It may be activated by the compile switch ENABLE_HUD_SUPPORT. Because the HUD will not mapped to the three classic o2 value display slots, the sensor data structure has been increased to the max number of devices => all devices may now raise device specific data.

copy ..\RefPrj\Firmware\Release\OSTC4_Firmware.bin OSTC4_Firmware.bin /V /Y
copy ..\RefPrj\RTE\Release\OSTC4_RTE.bin OSTC4_RTE.bin /V /Y
copy ..\RefPrj\FontPack\Release\OSTC4_FontPack.bin OSTC4_FontPack.bin /V /Y