Remove handling of deprecated rcparam
Remove handling of deprecated rcparam

lukauskas/seaborn,anntzer/seaborn,phobson/seaborn,arokem/seaborn,mwaskom/seaborn,phobson/seaborn,anntzer/seaborn,lukauskas/seaborn,mwaskom/seaborn,sauliusl/seaborn,arokem/seaborn,petebachant/seaborn