Specifies the language of the user interface.
By default frePPLe will detect the preferred language of your web browser and use that. User can chose to override this behavior and force a particular language.

Normally CSV-files are delimited by commas, but in European countries semicolons are used (since a comma is used as the decimal separator already).

Time buckets for the reports.

Start of the date range to generate reports for.

End of the date range to generate reports for.