Remove the radix dependency, since py-radix is all we need.
Remove the radix dependency, since py-radix is all we need.

pombredanne/mirrormanager2,pombredanne/mirrormanager2,Devyani-Divs/mirrormanager2,pombredanne/mirrormanager2,Devyani-Divs/mirrormanager2,Devyani-Divs/mirrormanager2,Devyani-Divs/mirrormanager2,pombredanne/mirrormanager2