* Issue #13 /who/imported/
* Issue #14 /europe/imported/
* Issue #3 ORM: 3NF for ecdc_europa_data_import
* Issue #4 data update for 3NF ecdc_europa_data_import

* Fixed #8 WhoServiceUpdate.update_db_short()
* Fixed #9 URL: /who/update/short
* Fixed #10 async who_update_short_task
* Fixed #11 WhoServiceUpdate.__update_who_global_data_short()
* Fixed #12 better layout for flash messages