Add ggridges plots#309

Draft

schloerke wants to merge 3 commits intomainfrom

Commits on Feb 10, 2020

Add ggridges plot from https://github.com/ggobi/ggally/pull/258
schloerke
committed
update code and docs to match current info/fns. Add scale = 1.
schloerke
committed

Commits on Jun 11, 2025

Merge branch 'master' into jenzopr-master
schloerke
authored