Utility class for creating a default transition that automatically fades,
moves, and resizes views during a scene change.
An AutoTransition can be described in a resource file by using the
autoTransition, along with the other standard
Constructs an AutoTransition object, which is a TransitionSet which
first fades out disappearing targets, then moves and resizes existing
targets, and finally fades in appearing targets.
AutoTransition(Context context, AttributeSet attrs)