https://github.com/uqfoundation/pathos/raw/master/external/pyre-0.8.2.0-pathos.zip
https://github.com/uqfoundation/pathos/raw/master/external/processing-0.52-pathos.zip
git+https://github.com/uqfoundation/pathos#egg=pathos-0.2a1.dev0
