Add example of filling gap effect using RecyclerView.
Add comments for FillGap examples: about intersection height.
Add example of moving layout and scrolling from a threshold y using ScrollView.
Modified sliding up example to adjust title translation Y.
Rename, add comment and refactored method signature of the touch-interception layout.
Add example of moving layout and scrolling from a threshold y using RecyclerView.
Add example of moving layout and scrolling from a threshold y using ListView.