version 0.1-3 (10-06-2019):

- fixes in the vignette

version 0.1-2 (11-02-2019):

- some more changes for CRAN

version 0.1-1 (22-01-2019):

- some fixes and improvements
- changes requested by CRAN maintainers

version 0.1-0 (19-10-2018):

- initial version
