added soundeffects

src/de/miaurizius/jgame2d/entity/Player.java

@@ -95,17 +95,20 @@ public class Player extends Entity {
         if(index == 999) return;
         switch(panel.obj[index].name.toLowerCase()) {
             case "key":
+                panel.playSE(1);
                 hasKey++;
                 panel.obj[index] = null;
                 break;
             case "door":
                 if(hasKey > 0) {
+                    panel.playSE(3);
                     panel.obj[index] = null;
                     hasKey--;
                 }
                 break;
             case "boots":
-                speed  += 1;
+                panel.playSE(2);
+                speed += 1;
                 panel.obj[index] = null;
                 break;
         }