Replace value label with SpinBox
Replace value label with SpinBox

This has two advantages:
1. Precise user input is possible
2. SpinBoxes do not change their size dynamically like labels.
   This caused the slider to be moved while the user tried to adjust it.

TheImagingSource/tiscamera,TheImagingSource/tiscamera,TheImagingSource/tiscamera,TheImagingSource/tiscamera