[fix] Respond with error if no address is supplied to `ssh` and `scp` commands
[fix] Respond with error if no address is supplied to `ssh` and `scp` commands

apla/pkgcloud,bunglestink/pkgcloud,Hopebaytech/pkgcloud,mdsummers/pkgcloud,Phanatic/pkgcloud,andrewsomething/pkgcloud,songanbui/pkgcloud,temka1234/pkgcloud,pkgcloud/pkgcloud,dionjwa/pkgcloud,mcanthony/pkgcloud,hacor/pkgcloud,DonSchenck/pkgcloud,Phanatic/pkgcloud