修复http下载时Transfer-Encoding=chunked提前断开的情况

ZLToolKit @ cf4e3425

-Subproject commit 29a74a0032a05add2ffc750f90815bcaf461fd69
+Subproject commit cf4e3425fbd1ac8f084bf08243d55c6151dc7bb2

src/Http/HttpClient.cpp

-/*
+/*
 * MIT License
 *
 * Copyright (c) 2016 xiongziliang <771730766@qq.com>
@@ -236,7 +236,7 @@ void HttpClient::onSend() {
 }
 
 void HttpClient::onManager() {
-    if (_aliveTicker.elapsedTime() > 3 * 1000 && _totalBodySize < 0) {
+    if (_aliveTicker.elapsedTime() > 3 * 1000 && _totalBodySize < 0 && !_chunkedSplitter) {
         //如果Content-Length未指定 但接收数据超时
         //则认为本次http请求完成
         onResponseCompleted_l();