Merge pull request #50 from nanxstats/news

Update news for v3.2.0

Merge pull request #40 from nanxstats/news

Update news for v3.1.0

Merge pull request #30 from nanxstats/ggplot2-compat

Improve backward compatibility with ggplot2 < 3.5.0

Update news for v3.0.2

Update redirected URL

Update news for 3.0.0 release

run pkgdown

fix style

fix tron legacy gallery image

add v2.4 palettes