Return Pladdon that was made.

Author: tastybento

src/main/java/world/bentobox/aoneblock/AOneBlockPladdon.java

@@ -5,8 +5,14 @@
 
 public class AOneBlockPladdon extends Pladdon {
 
+    private Addon addon;
+
     @Override
     public Addon getAddon() {
-        return new AOneBlock();
+        if (addon == null) {
+            addon = new AOneBlock();
+        }
+
+        return addon;
     }
 }