Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Ta-Hsin Li <thl024@outlook.com>’
  
  New maintainer:
    Ta-Hsin Li <thl024@outlook.com>
  Old maintainer(s):
    Ta-Hsin Li <thl@us.ibm.com>

No changes to worse in reverse depends.