[minor] removing unused argument on client.getFiles
[minor] removing unused argument on client.getFiles

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