Fix USE_FONTCONFIG == True mode.
Implemented fix to issue 196 on github for log=True and histtype='step'
fixed the minimum specification in ax.hist as per @WeatherGod's comment;
only want to set min this way if log is specified.  Also, added case for
normed vs not
Use numpy.min
Add hist step log test
Use actual log base, instead of assuming a default
NF - Left and right side axes titles

Add left and right side titles to a set of axes, in addition to the
existing title which is in the center.
Fix for when no afm files are installed.  From https://bugzilla.redhat.com/show_bug.cgi?id=896182, though fixed in a different way.
Merge pull request #1666 from mdboom/fix-fontconfig-mode

Fix USE_FONTCONFIG=True mode
The animation tests don't clean up after themselves, causing side effects in other tests
Merge remote-tracking branch 'upstream/v1.2.x'
[ENH] added baseline feature to stacked graph.
pep8 compliance
Fix typos
Add stackplot baseline demo
Update changelog and whats_new
Add stackplot baseline test
Remove text from regression test output
Vectorise the loops

This boasts an O(10^4) speed up
Add docstring to example funtion

Also made a minor PEP8 change