updated azure docs for specifying ports
updated azure docs for specifying ports

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