Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Alexis Dinno <alexis.dinno@pdx.edu>’
  
  Found the following (possibly) invalid URLs:
    URL: http://alexisdinno.com/Software/files/PA_for_PCA_vs_FA.pdf
      From: man/paran.Rd
      Status: 503
      Message: Service Unavailable

No changes to worse in reverse depends.