Fixes to CSV import Exports (#1299)

* Update SubfleetImporter.php

Correction to the import to include Simbrief Code

* Update SubfleetImporter.php

Added in the missing fields HUB-ID and SIMBrief as these are input on the main screen

* Update AircraftImporter.php

Part of the missing data fields in csv import export

* Update FlightImporter.php

Part of the missing fields in csv import and export

* Update AircraftImporter.php

* Update FlightImporter.php

* Update aircraft.csv

Test data amended as part of the missing csv fields

* Update subfleets.csv

Part of the fix for missing fields in csv files used for import/export

* Update flights.csv

* Update FlightImporter.php

* Update subfleets.csv

Removed unused fields

* Update FlightImporter.php

* Update FlightImporter.php

* Update FlightImporter.php

* amended for new csv file layouts

app/Services/ImportExport/FlightImporter.php

@@ -29,6 +29,7 @@ class FlightImporter extends ImportExport
         'airline'              => 'required',
         'flight_number'        => 'required',
         'route_code'           => 'nullable',
+        'callsign'             => 'nullable',
         'route_leg'            => 'nullable',
         'dpt_airport'          => 'required',
         'arr_airport'          => 'required',
@@ -45,6 +46,8 @@ class FlightImporter extends ImportExport
         'pilot_pay'            => 'nullable',
         'route'                => 'nullable',
         'notes'                => 'nullable',
+        'start_date'           => 'nullable|date',
+        'end_date'             => 'nullable|date',
         'active'               => 'nullable|boolean',
         'subfleets'            => 'nullable',
         'fares'                => 'nullable',