增加A2WToolBox工具集，增加Launch场景核LaunchPanel

Assets/A2WToolBox/3rd/NaughtyAttributes/Scripts/Test/ShowAssetPreviewTest.cs

@@ -0,0 +1,37 @@
+using UnityEngine;
+
+namespace NaughtyAttributes.Test
+{
+    public class ShowAssetPreviewTest : MonoBehaviour
+    {
+        [ShowAssetPreview]
+        public Sprite sprite0;
+
+        [ShowAssetPreview(96, 96)]
+        public GameObject prefab0;
+
+        public ShowAssetPreviewNest1 nest1;
+    }
+
+    [System.Serializable]
+    public class ShowAssetPreviewNest1
+    {
+        [ShowAssetPreview]
+        public Sprite sprite1;
+
+        [ShowAssetPreview(96, 96)]
+        public GameObject prefab1;
+
+        public ShowAssetPreviewNest2 nest2;
+    }
+
+    [System.Serializable]
+    public class ShowAssetPreviewNest2
+    {
+        [ShowAssetPreview]
+        public Sprite sprite2;
+
+        [ShowAssetPreview(96, 96)]
+        public GameObject prefab2;
+    }
+}