createTemperatureLookupMarlin.py: Add output of Steinhart-Hart coefficients.

Marlin/createTemperatureLookupMarlin.py

 
     print "// Thermistor lookup table for Marlin"
     print "// ./createTemperatureLookup.py --rp=%s --t1=%s:%s --t2=%s:%s --t3=%s:%s --num-temps=%s" % (rp, t1, r1, t2, r2, t3, r3, num_temps)
+    print "// Steinhart-Hart Coefficients: %.15g, %.15g,  %.15g " % (t.c1, t.c2, t.c3)
     print "//#define NUMTEMPS %s" % (len(temps))
     print "const short temptable[NUMTEMPS][2] PROGMEM = {"