Rename factorplot to catplot in categorical module
Rename factorplot to catplot in categorical module

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