OP-1531 thermal calibration now displays the acquired temperature range + cleaned up display and handling of temp and variance.
OP-1351 add more helpful instruction to thermal calibration (end condition, estimated time, ...)
OP-1351 commented out thermal rise simulation
OP-1351 minor cleanups
OP-1351 fixed an instruction message
OP-1351 six point calibration - replaced unset home location error popup wiht instruction message