matplotlib Code

Added unit handling for axhspan and axvspan.

Added custom colorbar ticking example, contributed by Scott Sinclair

Fix bug in font_manager.py that was printing math junk on the docbuild machine.

add /usr to GEOS search dirs

Improve appearance of markers in Agg backend.

removed py2.6 incompat

Don't render backlinks in FAQ -- the underlines are distracting and inconsistent with the rest of the docs... ;)

added jae-joons fancy arrow and box patch for annotations

Fix 'extra credit' DraggableRectangle to no longer use Rectangle.xy. (Thanks to Neil Crighton for finding the original problem.)

Fix compile for those that need the wxAgg C-extension.