Maintainer: ‘Xuanhua (Peter) Yin <peteryin.sju@hotmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Manuel",
                      family = "Russon",
                      role = "aut",
                      email = "RUSSONM@stjohns.edu"),
               person(given = "Xuanhua",
                      family = "Yin",
                      role = "aut",
                      email = "peteryin.sju@hotmail.com",
                      comment = "Peter"),
               person(given = "Xuanhua",
                      family = "Yin",
                      role = "cre",
                      email = "peteryin.sju@hotmail.com",
                      comment = "Peter"))
as necessary.
Maintainer: ‘Xuanhua (Peter) Yin <peteryin.sju@hotmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Manuel",
                      family = "Russon",
                      role = "aut",
                      email = "RUSSONM@stjohns.edu"),
               person(given = "Xuanhua",
                      family = "Yin",
                      role = "aut",
                      email = "peteryin.sju@hotmail.com",
                      comment = "Peter"),
               person(given = "Xuanhua",
                      family = "Yin",
                      role = "cre",
                      email = "peteryin.sju@hotmail.com",
                      comment = "Peter"))
as necessary.
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory