Changes in version 2.2.0                        

  - Update the usage of functions and add vignette

                 Changes in version 2.1.3 (2023-09-18)                  

  - Update the description and README of the package that includes the
    case with cure fraction.

                 Changes in version 2.1.2 (2023-09-14)                  

  - Add tau_proc and consider the case with cure fraction.