DOC: fix formatting in _synthesizeChebyshevNTF.py
Merge branch 'master' of https://github.com/ggventurini/python-deltasigma into tests
TEST: add tests for CRFFD topologies.
BUGFIX: complete support for CRFFD topologies (#28)
Merge branch 'master' of https://github.com/ggventurini/python-deltasigma into tests