Changelog:
- Added MaxWidth property to RadioButton and CheckBox
- Added ClientPadding property to ChildWindow renderer
- Added option to scale image (stretching while maintaining ratio) before applying 9-slice scaling
- Show effects didn't take origin into account
- Changed scaling when object is smaller than corners of 9-slice
- Scrollbar now keeps scrolling when the mouse button stays pressed on top of an arrow
- Values change faster when holding down a spin button arrow