0.5.0

New custom elements:

• SwapView container.
• ViewIndicator for ViewStack.

Other updates:

• Name changes since 0.4.0: CheckBox --> Checkbox, ComboBox --> Combobox.
• Improvements to Combobox element.
• Support of delite 0.5.0.
• Various bug & documentation fixes.

Changelog: 0.4.0...0.5.0