added unit test for rcParam['legend.scatterpoints']
added rcParam['legend.scatterpoints']
tweaked comments to no longer be a TODO
PEP8 fix
Fix shifted ylabels (#1571)

Force 'anchor' rotation mode when setting the label position,
and use the appropriate alignment for the Y-label position.
Add numpydoc to the list of extensions.
Added the autosummary extension module for sphinx
ENH Made the docutils tables generated with the numpydoc in the documentation a little prettier