Changes in version 2.1.1 (2024-05-25)                  

some minor changes to the shiny app, 5/24/2024   

                 Changes in version 2.1.0 (2024-03-22)                  

Fixes of several bugs, and some minor changes to the shiny app, 3/21/2024   

                 Changes in version 2.0.2 (2024-03-15)                  

Added some features and fixed some minor bugs, 3/3/2024

                 Changes in version 1.0.3 (2023-09-12)                  

First version uploaded 9/11/2023.