Parameterized Smart compact temperature calibration tower (mod)

I changed a little bit the original great work, just because I'm lazy and I don't want to calculate too much. Perhaps other lazy people can find this useful...

I fusionned the first floor with the stand, so it's easier to change temp: 1mm for the first floor (my printer doesn't want to change at 0), then 10 mm for the second floor/temp, then 20 mm for the third, ...

I did change the step too. You can now give a positive step value, no matter if you want to increase or decrease the temperat