更新页面，目前是强制更新

Assets/Scripts/Utils/Utils.cs

@@ -228,7 +228,7 @@ namespace Assets.Scripts
                 }
             }
             UIManager.Instance.StartCoroutine(DownloadImage(img, url,(texture)=> {
-                if (cache)
+                if (cache && !propTextureCache.ContainsKey(url))
                 {
                     propTextureCache.Add(url, texture);
                 }
@@ -419,5 +419,24 @@ namespace Assets.Scripts
             }
         }
         /*文本框/下拉框错误*/
+
+        
+        public static void ExecFile(string path) 
+        {
+            System.Diagnostics.Process proc = null;
+            try
+            {
+                proc = new System.Diagnostics.Process();
+                proc.StartInfo.FileName = path;
+                proc.StartInfo.CreateNoWindow = false;
+                proc.StartInfo.Verb = "runas";
+                proc.Start();
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("执行批处理的时候出现了异常！");
+            }
+        }
+        /*下载文件*/
     }
 }