1. Added .stackingBehavior(StackingBehavior) to the Builder, it replaces forceStacking(boolean).
2. Updated MaterialProgressBar, which should fix some 4.x progress view issues.
3. Added itemsDisabledIndices(Integer...) / itemsDisabledIndices(Integer[]) to the Builder which allows you to disable check boxes or radio buttons in choice dialogs.
4. Other misc bug fixes and improvements.