devdocs

Improve devdoc.

Writerside: Fix links to the geomSmooth() API page.

Update the library version in docs.

Small fix in the DOKKA_AND_WRITERSIDE.md instruction.

Writerside: Update the 'What is new' page.

Release v4.13.0

Improve colors in scale_brewer_overflow.ipynb

Fix comments in smooth_summary.ipynb

Improve scale_brewer_overflow.ipynb

Fix KDoc

Update stats list in the user_guide.ipynb.

Updates in documentation (#301)

Update minimal app demo

Fix scale_color_palette.ipynb