BUG: set-up distutils distribution when using numpy.distutils build for extensions.
BUG: set-up distutils distribution when using numpy.distutils build for extensions.

Without it, numpy.distutils build command fails with a unitialized
distribition error.

abadger/Bento,cournape/Bento,cournape/Bento,cournape/Bento,cournape/Bento,abadger/Bento,abadger/Bento,abadger/Bento