Problem with importing fft

updating scipy_core. So I suspect either you'll have to find

    > a more clever way of importing ffts that maintains
    > compatibility across recent inconsistent scipy_core releases,
    > or you'll have to require mpl users to update scipy_core. A
    > bit of a mess....

I don't see that as a problem -- people who want to use scipy core
should expect to have to update often for the next while, since it is
a new package.