matplotlib Code

Extremely minor bugfix that prevents the cycle finder from printing
out dictionaries.

tweaked cbook.dedent, inspired by Fernando's version

Improved docstrings, mainly annotate, base pylab

added poly_netween and updated fill_between

Fix handling of font file matching so that if two different paths point
to the same file, they are treated as the same file.

Added option (-c) to display cycles including uncollectable garbage.
Displays the total number of Python objects in existence at each
iteration.

fixed a locale encoding bug described in sf bug#1744154

Numpify cbook.py

added support for foreign sharex and sharey and removed custom Axes callback handling

updated span selector example