Fix Config.save

BauSystem_Main/src/de/steamwar/bausystem/configplayer/Config.java

@@ -112,7 +112,7 @@ public class Config implements Listener {
         UUID uuid = player.getUniqueId();
         if (playerConfigurations.containsKey(uuid)) {
             YAPIONObject yapionObject = playerConfigurations.get(uuid);
-            String string = yapionObject.toYAPION(new StringOutput()).getResult().replaceAll("\\\\+", "\\");
+            String string = yapionObject.toYAPION(new StringOutput()).getResult().replaceAll("\\\\+", "\\\\");
             UserConfig.updatePlayerConfig(uuid, "bausystem", string);
         }
     }