matplotlib Code

Don't error on figure.autolayout -- just warn that it does nothing.

Use relative font sizes by default so they will scale with font.size

Fix title placement in polar plots. Remove broken auto layout code.

keep static figures with dynamically generated ones, but commit the
figures to svn so they will not be auto-generated. This way we can be
consistent in the way we include figures using the plot directive

Modify comment about mixed case interactive backend list

applied gregors agg resample patch

Reverting part of r5420; this should be temporary.
It seems that to make "ipython -pylab" work with interactive
backends, with the exceptions of tkagg and qt4agg, the old
mixed-case backend names need to be preserved in the
interactive_bk list.

Fix typo in list of backends

Fix bug in last commit and in matplotlib.use

List backends only in rcsetup