//the physics engine does a collide the instant a tile wants to move into a space.
//some actions need to wait until the movement of said tile is complete before triggering.
//because of this, we have created another kind of collision that needs to be defined by the object animating.
public void movementComplete()
{
grid=(GridController)GameObject.FindObjectOfType(typeof(GridController));
grid.doOverCollide(this);
}
