Building on windows

So I was fairly successful at performing the horrid act

    > known as building mpl for windows. The problem I run
    > into (py24) is the "--install-script postinstall.py"
    > flag. Where/what is this script? The build works if I
    > omit this.

Historical detritus I think -- you can safely remove this from your
build and the mpl docs / setup code.

JDH