Rename chunks related variables.
Update POT and PO files.
Remove never used "as_dataframe" parameters.
Cleanup Simulation.get_col method.
Remove descriptions. Replace them with ordered dicts.
Cleanup code.
Correct data type of boolean columns.
Remove XmlReader.param because it is never used.
Add legislationsxml module to replace parameters module.
Add legislations module that handles legislative parameters in JSON format.
Cleanup code.
Correct copy/paste error.
Ensure that dates of values in legislation parameters are consecutive.
Add functions to generate the JSON of the legislative parameters at a given date.
Correct function parameter name.
Temporarily disable the verification that the date are consecutive in values of legislative parameters.
Re-enable tests on dates when validating legislative parameters files.
Move enumerations in their own module.
Move baremes into their own module.
Remove unused function "lower_and_underscore".