Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Thomas Piernicke <thomasp@gfz.de>’
  
  New maintainer:
    Thomas Piernicke <thomasp@gfz.de>
  Old maintainer(s):
    John Harrison <johndharrison0@gmail.com>

No changes to worse in reverse depends.