[1.2.0] - 2018-10-28

Added

• AutoHideFollowButton: will now hide when it start animating scroll position
• BasicScrollToBottom: will now pass debounce and threshold to Composer, fix #2
• Composer: debounce prop to control debouncing on onScroll event, default to 17
• FunctionContext: scrollTo now support "bottom", in addition to a number, fix #1
  • This will help when animating scroll position while new content was added to the panel
• FunctionContext: scrollToStart function to scroll to the start, depends on mode
• StateContext: animating returns true if the scroll position is being animated
• StateContext: atStart indicates if the scroll position is at the start or not, depend on mode

Changed

• Performance improvements
  • Context is now separated into FunctionContext, InternalContext and StateContext for better performance and reduce exposure
    • FunctionContext is static and only hold functions for manipulating the panel
    • InternalContext is static and for internal use (to overcome shortcomings of React.createRef)
    • StateContext is dynamic and change when scroll position change
  • StateContext will now only update if there are any meaningful changes
• Added displayName to context
• lerna bumped from 2.11.0 to 3.4.3