Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Pedro H. C. Sant'Anna <pedrohcgs@gmail.com>’
  
  New maintainer:
    Pedro H. C. Sant'Anna <pedrohcgs@gmail.com>
  Old maintainer(s):
    Pedro H. C. Sant'Anna <pedrosantanna@causal-solutions.com>

No changes to worse in reverse depends.