Release 5.0.0-alpha.2

Added

• core/util function setDefaultProps to set props that are missing or undefined to default values
• ui/VirtualList.VirtualListBasic support to read the order of items when the listitem role is set to items
• webos/signLang module with startSignLang(), stopSignLang() functions and SignLangDecorator Higher-order Component

Fixed

• spotlight to not require less dependency
• ui/Marquee.MarqueeController to start animation properly when marqueeOnFocus is set to true and text changed
• ui/Scroller and ui/VirtualList to have default prop when undefined prop is passed
• ui/VirtualList to update its scroll bounds when the total size of items is changed