caplot 2.0:
- In the rendered scatterplot, dashed segments replaced by dotted
segments to improve visual clarity.
 
- In the scatterplot, the category selected via the ‘ref.category’
parameter will be rendered with a colour, whereas the others will be
rendered in grey to help the users focus on the selected category.
 
- Column and row labels are now given the same colour of the
corresponding dots (blue and red respectively).
 
- Parameter added to control the dots’ size.
 
- New dataset added (‘borggroenen’).
 
- New example added to the help documentation.
 
- Amendments and updates to the help documentation.
 
- Web link to the package’s vignette added to the help
documentation.
 
- New bibliographical references added to the help documentation and
to the package’s description.
 
- Minor internal optimisations.