ggdark: Dark mode for ggplot2

I’m a big fan of dark mode, so I created a dark mode for my favorite data visualization library, ggplot2. Introducing ggdark, which provides dark mode versions of the native ggplot2 themes, like dark_theme_gray() and dark_theme_minimal(), and the ability to invert a custom theme with dark_mode(). Read more at github.com/nsgrantham/ggdark.