Change default keep-alive value to 15s.
Change default keep-alive value to 15s.

demon386/cow,ymero/cow,YoungGit/cow,janstk/cow,ymero/cow,vcinly/cow,tnndwc/cow,antmanler/MEOW,sinuos/cow,TangTaigang/cow,nickyfoto/cow,jn7163/cow,jn7163/cow,TangTaigang/cow,wangjun/cow,sinuos/cow,blog2i2j/cow,squallyan/cow,dochang/cow,lioonline/cow,imWildCat/cow,icetoggle/cow,wmydz1/cow,dxq-git/cow,styxyang/cow,hyqhyq3/cow,blog2i2j/cow,Mattosx/cow,tnndwc/cow,mbbill/cow,wangkechun/cow,antmanler/MEOW,SwordYork/cow,hyqhyq3/cow,lioonline/cow,imWildCat/cow,afdnlw/cow,ghmajx/cow,beermix/cow,ljyloo/cow,Zocalos/cow,vcinly/cow,pmphxs/cow,qq205633/test,fflamingogo/cow,yu5611789/cow,soxfmr/cow,mbbill/cow,styxyang/cow,chobitly/cow,janstk/cow,wangjun/cow,YoungGit/cow,libichong/cow,timesking/cow,demon386/cow,pjq/cow,Mattosx/cow,dxq-git/cow,menghan/cow,hbprotoss/cow,WangYue7477/cow,qq205633/test,garylgh/cow,chobitly/cow,sunclx/cow,lhslll/cow,xdsnet/cow,lhslll/cow,fflamingogo/cow,hyqhyq3/cow,venuskira/cow,gccpacman/cow,thanatoskira/cow,squallyan/cow,venuskira/cow,wongzigii/cow,garylgh/cow,fighterleslie/cow,afdnlw/cow,heimonsy/cow,pjq/cow,Zocalos/cow,icetoggle/cow,vcinly/cow,wongzigii/cow,gccpacman/cow,hbprotoss/cow,squallyan/cow,SwordYork/cow,libichong/cow,wmydz1/cow,venuskira/cow,styxyang/cow,pmphxs/cow,soxfmr/cow,blog2i2j/cow,hbprotoss/cow,r3jack/cow,wmydz1/cow,r3jack/cow,thanatoskira/cow,fighterleslie/cow,soxfmr/cow,dxq-git/cow,Mattosx/cow,menghan/cow,beermix/cow,mbbill/cow,afdnlw/cow,dochang/cow,itplanes/MEOW,WangYue7477/cow,boneyao/cow,wangkechun/cow,heimonsy/cow,sunsan05/cow,remxcode/cow,wangkechun/cow,MummyDing/cow,yu5611789/cow,remxcode/cow,janstk/cow,MummyDing/cow,TangTaigang/cow,demon386/cow,chobitly/cow,ljyloo/cow,sinuos/cow,menghan/cow,jn7163/cow,WangYue7477/cow,imWildCat/cow,SwordYork/cow,Zocalos/cow,yu5611789/cow,itplanes/MEOW,MummyDing/cow,dochang/cow,nickyfoto/cow,ljyloo/cow,sunclx/cow,icetoggle/cow,ghmajx/cow,xdsnet/cow,cyfdecyf/cow,cyfdecyf/cow,nickyfoto/cow,lhslll/cow,fflamingogo/cow,boneyao/cow,lioonline/cow,juju2013/clever-cow,heimonsy/cow,timesking/cow,sunsan05/cow,sunclx/cow,tnndwc/cow,gccpacman/cow,thanatoskira/cow,antmanler/MEOW,itplanes/MEOW,r3jack/cow,bitwing/cow,pmphxs/cow,cyfdecyf/cow,pjq/cow,wongzigii/cow,YoungGit/cow,ghmajx/cow,xdsnet/cow,garylgh/cow,bitwing/cow,qq205633/test,boneyao/cow,fighterleslie/cow,wangjun/cow,beermix/cow,sunsan05/cow,libichong/cow,remxcode/cow,timesking/cow,bitwing/cow,ymero/cow