SGP/EBBR/E27 - Reference T Sensor Failure

The reference T sensor was not working much of the time, affecting 
all other temperature sensors.  Sensible and latent heat fluxes
were incorrect when this occurred.

No recomputation of the fluxes is possible in this case.

• temp_reference
• temp_air_bottom
• temp_air_top

• temp_air_left
• temp_reference_rr
• temp_air_right

• temp_air_bottom
• temp_air_top
• temp_reference
• sensible_heat_flux
• bowen_ratio
• latent_heat_flux