- add tox for easier reproduction of travis builds
- add idempotence to install_client_deps.sh if CI=1
- mov modules into src/
- update setup.py to install everything as separate modules
- add docs and qa tox jobs
- update documentation

Todo:

- merge django-representatives
- merge django-representatives-votes

Responsediff 0.7.1 released with fix

Ensure proposals that have the same theme both by themselves and from the
dossier they belong to are counted once towards theme score.

Move openshift settings away, tidy up main settings and add the ability to
import local settings from a local_settings.py file.