Added Perry's part of Day 2 to outline.
Add a new f2py example that uses F90 (it's still very simple).
Added preliminary matplotlib outline
Add agenda for 2008 SciPy tutorial, plus misc. updates to scripts.
added mathpng and ipy extensions
added sphinx template for doc unit
convert to plt/np namespace, fix Basemap import for version 0.99 (mpl_toolkits)
applied stefans intro patch
minor reorg f prex dir
