Maintainer: ‘Simon Mak <sm769@duke.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Simon",
                    family = "Mak",
                    role = c("aut", "cre"),
                    email = "sm769@duke.edu")
as necessary.
Specified C++11: support will be removed soon
Maintainer: ‘Simon Mak <sm769@duke.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Simon",
                    family = "Mak",
                    role = c("aut", "cre"),
                    email = "sm769@duke.edu")
as necessary.
Specified C++11: support will be removed soon
Specified C++11: support will be removed soon
Namespace in Imports field not imported from: ‘MASS’
  All declared Imports should be used.
Specified C++11: support will be removed soon
Namespace in Imports field not imported from: ‘MASS’
  All declared Imports should be used.
Specified C++11: support will be removed soon
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential
Specified C++11: please drop specification unless essential