Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Trevor L. Davis <trevor.l.davis@gmail.com>’
  
  Found the following (possibly) invalid URLs:
    URL: https://www.kreativekorp.com/ucsur/
      From: inst/doc/bittermelon.html
            README.md
      Status: 406
      Message: Not Acceptable

No changes to worse in reverse depends.