Actor seems to behave good. Dragon game now has a working Wagon.
Changes to Wagon class and media.
Changed default FPS to 60. Started developing bricksnball example. Added respective media.
Fixed bug in delay-correction in view.GamePane. Other minor (but important) tweaks.
Added collision detection. Completed implementation of BricksNBall.
Sprite.repaint() called only on image-change. Other minor tweaks.