MAGN-3238 : Number slider limits + custom node interprets slider differently than other nodes

This fix is for updating the Max / Min value in Double Slider. 

In the Double Slider : 
if the value entered is greater than Max, then the Max value is updated to the entered value. If the value 

http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-3238

- [ ]  @Steell