https://github.com/matplotlib/matplotlib/pull/1710
When a font doesn't have a glyph name, we should synthesize.  This fixes the
Arial font problems under Windows 8.
DOC improves documentation on the pyplot module and the bar method
backend_pgf: clip paths within the backend (fixes #1857)
Fixes #1884 -- Don't require a PyCXX.pc file (since it doesn't exist upstream and in many packages).  Don't overwrite existing libraries on an extension if pkg-config fails for one component.  Don't spew pkg-config error messages to the console.
Added a find_all method to the RcParams dictionary.
Updated RcParams.find_all to use re. Added a str and repr for RcParams & added some tests.
Prevented Qt4 from stopping the interpreter.
Merge branch 'master' of https://github.com/jschueller/matplotlib
Just check DISPLAY env var
Fixed handling of ArrowStyle class input to set_arrowstyle function. Fixes #1812
Normalize all 'e.g.' instances. Addresses issue #1423.
Check for a X11 build of Qt
Using a regex to check DISPLAY
Reformatted two longs line in artists.rst.
Added test for passing an arrowstyle class to the FancyArrowPatch (previously not working)
Updated modified lines to ensure linewidth <= 79 according to PEP8.
Merge pull request #1916 from cimarronm/normalize_eg

Normalize all 'e.g.' instances. Addresses issue #1423.
Merge pull request #1913 from cimarronm/settingarrowstylefix

Fix for issue #1812 - support for passing arrow style class instances to FancyArrorwPatch.
Merge pull request #1858 from pwuertz/pgf_path_clip

backend_pgf: clip paths within the backend (fixes #1857)
Merge pull request #1757 from NelleV/MEP10

DOC improves documentation on the pyplot module and the bar method