set/add timezone information for airports and users

database/migrations/2017_06_08_0000_create_users_table.php

@@ -26,7 +26,7 @@ class CreateUsersTable extends Migration
             $table->bigInteger('flights')->unsigned()->default(0);
             $table->bigInteger('flight_time')->unsigned()->default(0);
             $table->decimal('balance', 19, 2)->nullable();
-            $table->tinyInteger('timezone')->default(0);
+            $table->string('timezone', 64)->nullable();
             $table->boolean('active')->nullable();
             $table->rememberToken();
             $table->timestamps();

database/migrations/2017_06_11_135707_create_airports_table.php

@@ -20,6 +20,7 @@ class CreateAirportsTable extends Migration
             $table->string('name', 50);
             $table->string('location', 50)->nullable();
             $table->string('country', 50)->nullable();
+            $table->string('timezone', 64)->nullable();
             $table->double('fuel_100ll_cost', 19, 2)->default(0);
             $table->double('fuel_jeta_cost', 19, 2)->default(0);
             $table->double('fuel_mogas_cost', 19, 2)->default(0);

database/seeds/dev.yml

@@ -94,18 +94,21 @@ airports:
     location: Austin, Texas, USA
     lat: 30.1945278
     lon: -97.6698889
+    timezone: America/Chicago
   - id: KJFK
     icao: KJFK
     name: John F Kennedy
     location: New York, New York, USA
     lat: 40.6399257
     lon: -73.7786950
+    timezone: America/New_York
   - id: EGLL
     icao: EGLL
     name: London Heathrow
     location: London, England
     lat: 51.4775
     lon: -0.4614
+    timezone: Europe/London
 
 #
 aircraft: