[fix] Return an empty Array when there are no servers
[fix] Return an empty Array when there are no servers

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