add mpl book to index sidebar
support unsampled image for ps backend
Add patch_artist kwarg to boxplot
boxplot demo 2: set random seed so plots are identical
fix wrong tick direction at the boudary of floating axes
update demo_floating_axes.py
Fix AttributeError in figure.draw when compositing images
Fix figimage test to really exercise both branches in figure.draw
Add baseline images for figimage test
Add test for figimage bug
