fixing simulation
Merge pull request #246 from benjello/dev

fixing simulation
Merge pull request #247 from bouxtehouve/dev

Starting work on 02_imput_loyer
preliminary work on building 3 tables
Merge branch 'dev' of https://github.com/openfisca/openfisca into dev
Instructions for @bouxtehouve
Merge pull request #248 from benjello/dev

Dev
Add all datatable options

rename the _num_table ans _subset in num_table and subset
survey_filename can now be a pandas object