Merge pull request #131 from AlexisEidelman/datatable

Datatable : create thre table
Merge pull request #138 from AlexisEidelman/datatable

correction
Merge pull request #141 from AlexisEidelman/datatable

correction
Merge pull request #145 from AlexisEidelman/datatable

getting closer
Minor modifs of prints
Merge branch 'datatable' of https://github.com/openfisca/openfisca into datatable
Merge pull request #147 from AlexisEidelman/datatable

correction when entities differ
Minor cleaning
Merge branch 'datatable' of https://github.com/openfisca/openfisca into datatable

Conflicts:
	src/scripts/aggregates_all_years.py
Merge pull request #150 from benjello/datatable

minor change and conflict fix
Merge branch 'datatable' of https://github.com/openfisca/openfisca into datatable

Conflicts:
	src/lib/datatable3.py
	src/scripts/sandbox/test_ident.py