for non-standard things in the check directory

Maintainer: ‘Nusrat Rabbee <rabbee@berkeley.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Danyi",
                      family = "Xiong",
                      role = "aut"),
               person(given = "Teeranan",
                      family = "Pokaprakarn",
                      role = "aut"),
               person(given = "Hiroto",
                      family = "Udagawa",
                      role = "aut"),
               person(given = "Nusrat",
                      family = "Rabbee",
                      role = c("aut", "cre"),
                      email = "rabbee@berkeley.edu"))
as necessary.
Found the following files/directories:
  ‘database.csv’ ‘output.csv’ ‘output_clst.csv’
Maintainer: ‘Nusrat Rabbee <rabbee@berkeley.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: c(person(given = "Danyi",
                      family = "Xiong",
                      role = "aut"),
               person(given = "Teeranan",
                      family = "Pokaprakarn",
                      role = "aut"),
               person(given = "Hiroto",
                      family = "Udagawa",
                      role = "aut"),
               person(given = "Nusrat",
                      family = "Rabbee",
                      role = c("aut", "cre"),
                      email = "rabbee@berkeley.edu"))
as necessary.
Found the following files/directories:
  ‘database.csv’ ‘output.csv’ ‘output_clst.csv’
Found the following files/directories:
  ‘database.csv’ ‘output.csv’ ‘output_clst.csv’
Found the following files/directories:
  ‘database.csv’ ‘output.csv’ ‘output_clst.csv’
Found the following files/directories:
  ‘database.csv’ ‘output.csv’ ‘output_clst.csv’
Found the following files/directories:
  ‘database.csv’ ‘output.csv’ ‘output_clst.csv’