Maintainer: ‘Bill Venables <Bill.Venables@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Bill",
                    family = "Venables",
                    role = c("aut", "cre"),
                    email = "bill.venables@gmail.com")
as necessary.
Maintainer: ‘Bill Venables <Bill.Venables@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Bill",
                    family = "Venables",
                    role = c("aut", "cre"),
                    email = "bill.venables@gmail.com")
as necessary.