* Redraw data science process diagrams
* Polishing the whole game
* Add reference to TMWR
* Respond to visualization feedback
* Minor changes
* Better integrate workflow-scripts chapter
* Minor getting help polishing
* Update investing in yourself links
* Redraw RStudio screenshots
* More scripts/projects polishing
Co-authored-by: Mine Cetinkaya-Rundel <cetinkaya.mine@gmail.com>