Fits a value to the 0-1 range.
Replaced by: hou.hmath
See also: fit, fit11, fit10
fit01(num, newmin, newmax)
Returns a number between newmin and newmax that is relative to num in the range between 0 and 1. If the value is outside the 0 to 1 it will be clamped to the new range.
fit01(.3,5,20)=9.5