Add split swarmplots
Add split swarmplots

petebachant/seaborn,phobson/seaborn,anntzer/seaborn,oesteban/seaborn,phobson/seaborn,arokem/seaborn,mwaskom/seaborn,JWarmenhoven/seaborn,lukauskas/seaborn,mwaskom/seaborn,olgabot/seaborn,arokem/seaborn,anntzer/seaborn,sauliusl/seaborn,lukauskas/seaborn