Changes in version 0.5.4                        

1.  Update for R v4.0 and accompanying revisions to rstan ecosystem in
    v2.19.3
2.  Fix a bug in dcpo_xvt() that would cause the function to fail when
    all of the data for a country was randomly assigned to a single fold

                 Changes in version 0.5.3 (2020-05-29)                  

1.  Revise examples again to work within CRAN constraints

                 Changes in version 0.5.2 (2020-04-28)                  

1.  Revise examples to work consistently on CRAN's test suite

                 Changes in version 0.5.1 (2020-04-14)                  

1.  The package now exports demsup_data so that the examples do not need
    to create it (this makes CRAN happy).

                 Changes in version 0.5.0 (2020-03-05)                  

1.  Initial release to CRAN.