disable etag and last_modified if last crawled status is not ok
disable etag and last_modified if last crawled status is not ok

tzq668766/pyspider,Jaccorot/pyspider,tiancheng91/pyspider,whosyourban/pyspider,newbiewoo/pyspider,YuepengGuo/pyspider,Vietworm/pyspider,hexiaochun/pyspider,binux/pyspider,GoooIce/pyspider,EasonYi/pyspider,80vul/pyspider,PIK4/pyspider,misspast/pyspider,luotao19861229/pyspider,scrollpointclick/pyspider,uileyar/pyspider,kuyun-zhangyang/pyspider,misspast/pyspider,fydlzr/pyspider,BuGoNee/pyspider,tiqiheng/pyspider,gasongjian/pyspider,eromoe/pyspider,KublaikhanGeek/pyspider,Yingmin-Li/pyspider,Yingmin-Li/pyspider,nju520/pyspider,whosyourban/pyspider,BuGoNee/pyspider,Jaccorot/pyspider,YelaSeamless/pyspider,jjyycchh/pyspider,e-dorigatti/pyspider,e-dorigatti/pyspider,GoooIce/pyspider,zhwcoder/pyspider,fydlzr/pyspider,fingthinking/pyspider,YuepengGuo/pyspider,ideas4u/pyspider,snakeliwei/pyspider,elijah513/pyspider,sharpdeep/pyspider,nju520/pyspider,WQuanfeng/pyspider,snakeliwei/pyspider,luoq/pyspider,willworks/pyspider,fivejjs/pyspider,Chenmxs/pyspider,binux/pyspider,orinocoz/pyspider,orinocoz/pyspider,WQuanfeng/pyspider,wonderay/pyspider,HeChao12/pyspider,zzzzzsh/pyspider,zhounanshu/pyspider,ZuoGuocai/pyspider,fingthinking/pyspider,luotao19861229/pyspider,zhounanshu/pyspider,EasonYi/pyspider,e-dorigatti/pyspider,wmttom/pyspider,80vul/pyspider,fydlzr/pyspider,zhwcoder/pyspider,lashwang/pyspider,xujun10110/pyspider,WenZhuang/pyspider,gasongjian/pyspider,sharpdeep/pyspider,HeChao12/pyspider,gasongjian/pyspider,jjyycchh/pyspider,Vietworm/pyspider,tojinxin/pyspider,xujun10110/pyspider,pang-w/pyspider,notwin/pyspider,littlezz/pyspider,littlezz/pyspider,tiancheng91/pyspider,scrollpointclick/pyspider,YuepengGuo/pyspider,elijah513/pyspider,i17c/pyspider,BuGoNee/pyspider,newbiewoo/pyspider,byshen/pyspider,lashwang/pyspider,notwin/pyspider,EasonYi/pyspider,raven47git/pyspider,ZuoGuocai/pyspider,sdeveloper/pyspider,tojinxin/pyspider,Yingmin-Li/pyspider,byshen/pyspider,wmttom/pyspider,nicozhang/pyspider,VDuda/pyspider,Vietworm/pyspider,zhiyue/pyspider,wonderay/pyspider,zzzzzsh/pyspider,tianzhidao28/pyspider,PIK4/pyspider,tzq668766/pyspider,luoq/pyspider,elijah513/pyspider,nju520/pyspider,Chenmxs/pyspider,machinewu/pyspider,nicozhang/pyspider,zorojean/pyspider,wangjun/pyspider,WenZhuang/pyspider,WQuanfeng/pyspider,uileyar/pyspider,ourren/pyspider,willworks/pyspider,xujun10110/pyspider,hexiaochun/pyspider,xyzoer/pyspider,hechunwen/pyspider,YelaSeamless/pyspider,machinewu/pyspider,fingthinking/pyspider,sharpdeep/pyspider,i17c/pyspider,qiulimao/weblocust,ourren/pyspider,eromoe/pyspider,yfcydyf/pyspider,HeChao12/pyspider,KublaikhanGeek/pyspider,whosyourban/pyspider,littlezz/pyspider,raven47git/pyspider,zorojean/pyspider,kuyun-zhangyang/pyspider,ideas4u/pyspider,tianzhidao28/pyspider,yfcydyf/pyspider,zhwcoder/pyspider,notwin/pyspider,jjyycchh/pyspider,binux/pyspider,zhiyue/pyspider,sdeveloper/pyspider,pang-w/pyspider,hechunwen/pyspider,PIK4/pyspider,fivejjs/pyspider,machinewu/pyspider,nosun/pyspider,ZuoGuocai/pyspider,Chenmxs/pyspider,qiulimao/weblocust,ourren/pyspider,wmttom/pyspider,nosun/pyspider,luotao19861229/pyspider,qiulimao/weblocust,tiancheng91/pyspider,sdeveloper/pyspider,yfcydyf/pyspider,pang-w/pyspider,zorojean/pyspider,nosun/pyspider,kuyun-zhangyang/pyspider,VDuda/pyspider,orinocoz/pyspider,WenZhuang/pyspider,hechunwen/pyspider,nicozhang/pyspider,willworks/pyspider,luoq/pyspider,zzzzzsh/pyspider,KublaikhanGeek/pyspider,misspast/pyspider,xyzoer/pyspider,scrollpointclick/pyspider,YelaSeamless/pyspider,xyzoer/pyspider,tianzhidao28/pyspider,zhounanshu/pyspider,uileyar/pyspider,hexiaochun/pyspider,Jaccorot/pyspider,VDuda/pyspider,tzq668766/pyspider,80vul/pyspider,i17c/pyspider,eromoe/pyspider,ideas4u/pyspider,zhiyue/pyspider,GoooIce/pyspider,wonderay/pyspider,tojinxin/pyspider,snakeliwei/pyspider,tiqiheng/pyspider,raven47git/pyspider,wangjun/pyspider,wangjun/pyspider,byshen/pyspider,fivejjs/pyspider,lashwang/pyspider,newbiewoo/pyspider,tiqiheng/pyspider