Add errwidth and capsize to pointplot docstring (closes #1058)
Add errwidth and capsize to pointplot docstring (closes #1058)

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