Start to update docs for spectral/Spectral change
change spectral to nipy_spectral, leave spectral as alias, update docs
align nipy_spectral_data, double backquotes
Add dateutil kwargs to csv2rec

Fixes ambiguous date problems between US/UK date conventions.
Properly passing on horiz-/vertOn to Cursor()

Simple fix to properly pass on the horizOn and vertOn keyword
arguments to the matplotlib.widgets.Cursor constructor.
Make conf.py work with py3
Make gen_rst behave with py3
Make plot_directive py3 friendly
Make make.py build docs under python 3
Make call to raise py3 compatible
Fix py2/3 unicode differences
Simple 2to3 on gen_gallery.py
Make md5 take byte as argument, not string
Improve empty collection check in add_collection.
Add test for add_collection
Typo in docstring.
Only set 'consider' if no value was supplied.
Fix bug in _auto_legend_data which caused the vertex list to always be empty.
Fix bug in helper function which prevented the legend from avoiding vertices.

This bug was not triggered before because count_contains() was never
called due to the empty vertex list in Legend._find_best_position().
Add TODO note about marker extents and vertex overlaps.