ncd: modules: blocker: add blocker::downup()
ncd: modules: blocker: add blocker::downup()


LazyZhu/badvpn,Git-Host/badvpn,binondord/badvpn,PowerOlive/badvpn,tempbottle/badvpn,binondord/badvpn,linfengfeiye/badvpn,PowerOlive/badvpn,LazyZhu/badvpn,linfengfeiye/badvpn,chrisballinger/badvpn,tempbottle/badvpn,tempbottle/badvpn,PowerOlive/badvpn,Git-Host/badvpn,LazyZhu/badvpn,PowerOlive/badvpn,linfengfeiye/badvpn,linfengfeiye/badvpn,tempbottle/badvpn,LazyZhu/badvpn,Git-Host/badvpn,LazyZhu/badvpn,Git-Host/badvpn,binondord/badvpn,PowerOlive/badvpn,Git-Host/badvpn,binondord/badvpn,chrisballinger/badvpn,binondord/badvpn,chrisballinger/badvpn,linfengfeiye/badvpn,tempbottle/badvpn,chrisballinger/badvpn