Ghost-chu#1510 Extend ability to allow user change the owner name display in chat and sign

Author: Ghost-chu

src/main/java/org/maxgamer/quickshop/event/ShopOwnerNameGettingEvent.java

@@ -0,0 +1,14 @@
+package org.maxgamer.quickshop.event;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import org.maxgamer.quickshop.shop.Shop;
+
+import java.util.UUID;
+@AllArgsConstructor
+@Data
+public class ShopOwnerNameGettingEvent extends AbstractQSEvent{
+    private Shop shop;
+    private UUID owner;
+    private String name;
+}

src/main/java/org/maxgamer/quickshop/shop/ContainerShop.java

@@ -579,12 +579,12 @@ public void onUnload() {
         if (name == null || name.isEmpty()) {
             name = plugin.text().of("unknown-owner").forLocale();
         }
-        if (forceUsername) {
-            return name;
-        }
-        if (isUnlimited()) {
-            return plugin.text().of("admin-shop").forLocale();
+        if(!forceUsername && isUnlimited()) {
+            name = plugin.text().of("admin-shop").forLocale();
         }
+        ShopOwnerNameGettingEvent event = new ShopOwnerNameGettingEvent(this,getOwner(),name);
+        event.callEvent();
+        name = event.getName();
         return name;
     }