- Line2D, Text, and Patch copy_properties renamed update_from and
moved into artist base class
- LineCollections.color renamed to LineCollections.set_color for
consistency with set/get introspection mechanism,
- pylab figure now defaults to num=None, which creates a new figure
with a guaranteed unique number
- contour method syntax changed - now it is MATLAB compatible
old: contour(Z, x=Y, y=Y)
new: contour(X, Y, Z)
- Increased the default resolution for save command.
- Renamed the base attribute of the ticker classes to _base to avoid conflict
with the base method. Sitt for subs
- subs=none now does autosubbing in the tick locator.
- New subplots that overlap old will delete the old axes. If you
do not want this behavior, use fig.add_subplot or the axes