Changes in version 1.0.6 (2022-05-09)                  

    o   fixed missing link direction

    o   fixed authors section in description

    o   updated e-mail

    o   further fixed error due to changes in class() behaviour by replacing with inherits when appropriate

    o   updated e-mail

                 Changes in version 1.0.5 (2019-12-10)                  

    o   fixed error due to changes in class() behaviour by replacing with inherits when appropriate

                 Changes in version 1.0.4 (2018-07-25)                  

    o   new maintainer

    o   changes to pass CRAN checks

    o   improved documentation and variable names of data sets