Update CoronaVirus.class, Crowd.class, DispoMask.class, Enemy.class,...

Update CoronaVirus.class, Crowd.class, DispoMask.class, Enemy.class, FaceMask.class, GasMask.class, Interactables.class, Item.class, Overlay.class, Platform.class, Player.class, Sanitizer.class, Scoreboard.class, Scroller.class, Spit.class, Spitter.class, StartMenu.class, ToiletPaper.class, Welt.class, CoronaVirus.ctxt, CoronaVirus.java, Crowd.ctxt, Crowd.java, DispoMask.ctxt, DispoMask.java, Enemy.ctxt, Enemy.java, FaceMask.ctxt, FaceMask.java, GasMask.ctxt, GasMask.java, Interactables.ctxt, Interactables.java, Item.ctxt, Item.java, Overlay.ctxt, Overlay.java, Platform.ctxt, Platform.java, Player.ctxt, Player.java, project.greenfoot, README.TXT, Sanitizer.ctxt, Sanitizer.java, Scoreboard.ctxt, Scoreboard.java, Scroller.ctxt, Spit.ctxt, Spit.java, Spitter.ctxt, Spitter.java, StartMenu.ctxt, StartMenu.java, ToiletPaper.ctxt, ToiletPaper.java, Welt.ctxt, Welt.java files