Inclusion of Python and R colors

[BradKML]

As in alternative to JS/SVG/CSS color, for fairness, in all times.

• TKinter http://www.science.smith.edu/dftwiki/index.php/Color_Charts_for_TKinter
• Pyxplot http://pyxplot.org.uk/current/doc/html/ch-color_charts.html
• PyX https://pyx-project.org/manual/colorname.html
• R https://www.datanovia.com/en/blog/awesome-list-of-657-r-color-names/

[rishvantsingh]

I would like to work on this.