游戏分类服务器没有返回包名，导致下载路径出问题，暂时修改为包名为null，取游戏名字

app/src/main/java/com/kfzs/duanduan/services/DownloadTaskService.java

@@ -342,6 +342,9 @@ public class DownloadTaskService {
     public void start(DownLoadInfo downLoadInfo) {
         DownloadTarget task = Aria.download(KFZSApp.getInstance()).load(downLoadInfo.getMDownloadUrl());
         String filePath = DIR+ File.separator+downLoadInfo.getMPackageName()+ ClassFileHelper.FILE_SUFFIX;
+        if(TextUtils.isEmpty(downLoadInfo.getMPackageName())){
+            filePath = DIR+ File.separator+downLoadInfo.getMGameName()+ ClassFileHelper.FILE_SUFFIX;
+        }
         task.setFilePath(filePath).start();
     }