Release notes

• v1.6.0
  • Added header view feature to ObservableGridView (#148).
  • Added footer view feature to ObservableGridView (#183).
  • Updated recyclerview-v7 library version to 22.2.0.
  • Fixed ViewPager swiping bug in ObservableListView (#185).
  • Fixed NPE in ObservableRecyclerView (#149).
• v1.5.2
  • Fix ObservableGridView to use first child of line in height calculation.
• v1.5.1
  • Fix scrollY of onScrollChanged in ObservableGridView jumps when the first visible item changes.
• v1.5.0
  • Add a helper class CacheFragmentStatePagerAdapter to implement ViewPager pattern.
  • Fix that swipe down (over-scroll) causes item click.
• v1.4.0
  • Add a custom view named TouchInterceptionFrameLayout and a new API setTouchInterceptionViewGroup() for Scrollable.
    With these class and API, you can move Scrollable itself using its scrolling events.
  • Add a helper class ScrollUtils for implementing scrolling effects.
• v1.3.2
  • Fix that ObservableRecyclerView causes BadParcelableException on onRestoreInstanceState.
• v1.3.1
  • Fix that onDownMotionEvent not called and parameters of onScrollChanged are incorrect when children views handle touch events.
• v1.3.0
  • Add new interface Scrollable to provide common API for scrollable widgets.
• v1.2.1
  • Fix that the scroll states and other internal information are lost after onSaveInstanceState().
  • Fix that the scrollY is incorrect if the ListView/RecyclerView don't scroll from the top. (It's just approximating the scroll offset and not the complete solution but better than before.)
• v1.2.0
  • Add GridView support.
  • Fix ObservableListView cannot detect onScrollChanged on Android 2.3.
  • Fix ObservableScrollView cannot detect UP and DOWN state in onUpOrCancelMotionEvent before Android 4.4.
• v1.1.0
  • Add RecyclerView support.
• v1.0.0
  • Initial release.