for non-standard things in the check directory

Maintainer: ‘Phil J Watson <philwatson.slr@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = c("Phil", "J"),
                    family = "Watson",
                    role = c("aut", "cre"),
                    email = "philwatson.slr@gmail.com")
as necessary.
Found the following files/directories:
  ‘Acceleration.pdf’ ‘File1.pdf’ ‘Forecast.pdf’ ‘Series.pdf’
  ‘Velocity.pdf’
Maintainer: ‘Phil J Watson <philwatson.slr@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = c("Phil", "J"),
                    family = "Watson",
                    role = c("aut", "cre"),
                    email = "philwatson.slr@gmail.com")
as necessary.
Found the following files/directories:
  ‘Acceleration.pdf’ ‘File1.pdf’ ‘Forecast.pdf’ ‘Series.pdf’
  ‘Velocity.pdf’
Found the following files/directories:
  ‘Acceleration.pdf’ ‘File1.pdf’ ‘Forecast.pdf’ ‘Series.pdf’
  ‘Velocity.pdf’
Found the following files/directories:
  ‘Acceleration.pdf’ ‘File1.pdf’ ‘Forecast.pdf’ ‘Series.pdf’
  ‘Velocity.pdf’
Found the following files/directories:
  ‘Acceleration.pdf’ ‘File1.pdf’ ‘Forecast.pdf’ ‘Series.pdf’
  ‘Velocity.pdf’
Found the following files/directories:
  ‘Acceleration.pdf’ ‘File1.pdf’ ‘Forecast.pdf’ ‘Series.pdf’
  ‘Velocity.pdf’