骑行界面按钮替换，界面&逻辑调整

Assets/Scenes/Ride/Scripts/LoadingController.cs

@@ -124,6 +124,11 @@ namespace Assets.Scenes.Ride.Scripts
 		{
 			var prefab = Resources.Load<GameObject>("UI/Prefab/Ride/RankingItem");
 			var parent = transform.Find("Panel/MapRanking");
+			var title = transform.Find("Panel/RankingTitle").gameObject;
+			if (list.Count == 0)
+			{
+				title.SetActive(false);
+			}
 			foreach (var item in list)
 			{
 				GameObject newObj = (GameObject)Instantiate(prefab, parent);