don't call completeProgress on redirect request.
don't call completeProgress on redirect request.

Suninus/NJKWebViewProgress,zhaoguohui/NJKWebViewProgress,XuXiaoJunChina/NJKWebViewProgress,bboyesc/NJKWebViewProgress,jianwoo/NJKWebViewProgress,xb123456456/NJKWebViewProgress,vvw/NJKWebViewProgress,linxiaoguo/NJKWebViewProgress,ninjinkun/NJKWebViewProgress,TimorCan/NJKWebViewProgress,zhouwude/NJKWebViewProgress,AbooJan/NJKWebViewProgress,liuruxian/NJKWebViewProgress,phaibin/NJKWebViewProgress,hanhailong/NJKWebViewProgress