added figure api doc
added subplots adjust faq to docs
Fix wx backend clipping bug.
Accepted coding guide; deleted notes from outline.rst
Minor doc formatting issues.
Make mathtext slightly smaller.
Add a generic PatchCollection class.
Use new "show-inheritance" feature to show base classes in Sphinx autodoc.
Bugfix for re-generating math images
Fixing baseline alignment -- the align="absmiddle" hack is removed.
