Changes in version 1.0.5                        

  - CITATION added.

                        Changes in version 1.0.4                        

  - The author's ORCID has been added.

                 Changes in version 1.0.3 (2018-12-12)                  

  - Change the reference to the publication.

                 Changes in version 1.0.2 (2018-12-03)                  

  - Add the working paper reference.
  - Some bugs fixed.

                        Changes in version 1.0.1                        

  - Remove the location in version() function.

                 Changes in version 1.0.0 (2018-11-26)                  

  - All the functions
  - Documetation including README, LICENSE and etc.