Merge pull request 'added eventlistener to plugin instance' (#80) from bugfix/remove_anvill_costcap into main

Reviewed-on: #80

src/main/java/de/steev/bm/Listener/PrepareAnvilListener.java

@@ -7,10 +7,10 @@ import org.bukkit.inventory.AnvilInventory;
 
 public class PrepareAnvilListener {
 
-    private GameManager gameManager;
+    private BetterMinecraft plugin;
 
-    public PrepareAnvilListener(GameManager gameManager) {
-        this.gameManager = gameManager;
+    public PrepareAnvilListener(BetterMinecraft plugin) {
+        this.plugin = plugin;
     }
 
     @EventHandler