GitLab

The datewidget has a dict of options and dumps it in javascript.
Problem: the order of options is unpredictable because it doesn't use an
OrderedDict.

- 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