fixed callback args from blobService.deleteBlob()
fixed callback args from blobService.deleteBlob()

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