(fix #2097) PGF: get fonts from fc-list, use builtin fonts for tests
quiver: handle autoscaling with quiverkey when animated

Added a test. Closes #2616.
Merge pull request #2835 from efiring/quiver_animate

quiver: handle autoscaling with quiverkey when animated
Merge pull request #2819 from phobson/boxplot-doc

DOC: clarified docstring for cbook.boxplot_stats
TST : added test to exercise transform kwarg to `add_label_near`

This exercises with input in both display and data units.
BUG : Qt repaint workaround on windows

Added platform specific replacement of `update` with `repaint` in
`FigureCanvasQtAgg.draw` for windows.
DOC : minor tweaks to set/get_size_inches

 - better numpydoc style
 - added inch <-> cm conversion factor
Fix IPython detection.  Fix encoding error on Python 3
Remove _in_ipython
Fix bug in horizontal step histograms
Merge pull request #2846 from neggert/hist_step_horiz_bugfix

Fix bug in horizontal step histograms (#2830)
added demonstration of separate horizontal/vertical axes padding
implemented separate horizontal/vertical axes padding
improved coding style, removed unused imports
Reverted import removal, reformatted an if-else
Removed lines that were commented out previously
Described changes done in pull request #2731
PEP8 indentation fixes
Merge pull request #2731 from matejak/2d-padding

2d padding
Merge remote-tracking branch 'upstream/v1.3.x'