Classes
 ClassDescription
 CircularMotion Determines a circular motion.
 CubicMotion Determines motion along a cubic curve.
 LinearMotion Determines motion along a line, from one point to another.
 LinearPath Determines linear motion along a set of points.
 Motion Base class for motion Tweens.
 QuadMotion Determines motion along a quadratic curve.
 QuadPath A series of points which will determine a path from the beginning point to the end poing using quadratic curves.