for non-standard things in the check directory

Maintainer: ‘Mark Chaffin <mac8278@mail.harvard.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Mark",
                    family = "Chaffin",
                    role = c("aut", "cre"),
                    email = "mac8278@mail.harvard.edu")
as necessary.
Found the following files/directories:
  ‘MetProc_output.pdf’ ‘sample_removed.csv’ ‘sample_retained.csv’
Maintainer: ‘Mark Chaffin <mac8278@mail.harvard.edu>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Mark",
                    family = "Chaffin",
                    role = c("aut", "cre"),
                    email = "mac8278@mail.harvard.edu")
as necessary.
Found the following files/directories:
  ‘MetProc_output.pdf’ ‘sample_removed.csv’ ‘sample_retained.csv’
Found the following files/directories:
  ‘MetProc_output.pdf’ ‘sample_removed.csv’ ‘sample_retained.csv’
Found the following files/directories:
  ‘MetProc_output.pdf’ ‘sample_removed.csv’ ‘sample_retained.csv’
Found the following files/directories:
  ‘MetProc_output.pdf’ ‘sample_removed.csv’ ‘sample_retained.csv’
Found the following files/directories:
  ‘MetProc_output.pdf’ ‘sample_removed.csv’ ‘sample_retained.csv’