matplotlib Code

Use curl instead of wget in release/osx/Makefile; curl comes preinstalled on OS X

Replace use of axesFrame (which disappeared with spines patch) with axesPatch.

Fix problem with call to draw in pong demo. Also make draw use 10 ms timers instead of drawing on idle so that it doesn't peg the CPU.

Small cleanup of logic in handling drawstyle in Line2D

Fix clipping on collections.

devel docs: minor typo

Remove unmasked_index_ranges from lines.py; it is still in cbook.py

Add docstring.py; I forgot to add it when committing the Coombs patch

Small changes to bar kwarg handling in response to 1200213

pyplot tracks current image at the figure and axes level;
fixes ticket 1656374