Changes in version 1.1.13 (2020-03-23)                 

  - Maintenance release.

                 Changes in version 1.1.12 (2020-03-15)                 

  - Maintenance release.

                 Changes in version 1.1.11 (2019-06-18)                 

  - Maintenance release.

                 Changes in version 1.1.10 (2019-05-20)                 

  - First release on CRAN.