fix typo in man page
fix typo in man page


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