implemented moving powerups

bin/de/bricked/resources/levelpacks/Eimer.json

bin/de/bricked/resources/levelpacks/Simple_Pack.json

bin/de/bricked/resources/levelpacks/The_amazing_DLC.json

bin/de/bricked/resources/levelpacks/files.txt

bin/de/bricked/resources/textures/powerups/1.png

bin/de/bricked/ui/LevelPackSelectGUI.fxml

src/de/bricked/game/Config.java

src/de/bricked/game/Game.java

src/de/bricked/game/board/Board.java

src/de/bricked/game/powerups/ExtraLifePowerUp.java

src/de/bricked/game/powerups/PowerUp.java

...e/bricked/game/powerups/ball/DecreaseBallSizePowerUp.java

...e/bricked/game/powerups/ball/IncreaseBallSizePowerUp.java

...icked/game/powerups/paddle/DecreasePaddleSizePowerUp.java

...icked/game/powerups/paddle/IncreasePaddleSizePowerUp.java

src/de/bricked/resources/textures/powerups/1.png

src/de/bricked/ui/LevelController.java