Merge pull request #229 from benjello/dev

work on 08_final
Merge pull request #230 from benjello/dev

Fixing index/entity errors
Debugging the files 05,06 and 07. Created util file.

Memory management problems arising. Will need to rethink the structure of the data storing and treatment.
The file utilitaries.py is a sandbox regrouping functions to help debugging.
commit file utilitaries.py
Merge pull request #231 from jsantoul/dev

Debugging the files 05,06 and 07. Created util file.
Merge pull request #232 from benjello/dev

Fixing a TODO in france.utils
Merge pull request #233 from benjello/dev

Minor bugs
implemented a run_all.py file

file to execute all the datacrunch at once.
Merge pull request #234 from jsantoul/dev

implemented a run_all.py file
individualisation levée d'option

Hope it works even if name already exists
Merge branch 'dev' of https://github.com/openfisca/openfisca into dev
Working on build_survey