pxd locals ignored in .py compilation

[robertwb]

See  http://thread.gmane.org/gmane.comp.python.cython.devel/5811/focus=5816

git clone git://github.com/certik/cython-test.git
cd cython-test
cython fact.pyx

then it produces nicely optimized fact.c file. However, if you do:

cython fact.py

it produces a fact.c, that compiles, but it is not optimized --- the
"i" and "r" variables are python objects, not ints, even though my
fact.pxd file contains:

[robertwb]

I fixed this ages ago, never closed the ticket. The above works for me.