#23 cleaned up rank data and templates

app/Models/Airline.php

@@ -37,7 +37,7 @@ class Airline extends Model
      * @var array
      */
     public static $rules = [
-        'code' => 'required|max:3',
+        'code' => 'required|max:3|unique:airlines',
         'name' => 'required',
     ];
 

app/Models/Airport.php

@@ -35,7 +35,7 @@ class Airport extends Model
      * @var array
      */
     public static $rules = [
-        'icao' => 'required'
+        'icao' => 'required|unique:airports'
     ];
 
     public function save(array $options = [])

app/Models/Rank.php

@@ -40,7 +40,8 @@ class Rank extends Model
      * @var array
      */
     public static $rules = [
-        'name' => 'unique',
+        'name' => 'required|unique:ranks',
+        'hours' => 'required',
     ];
 
     public function subfleets() {