Register form and functionally

app/Models/User.php

@@ -60,6 +60,10 @@ class User extends Authenticatable
             'name',
             'email',
             'password',
+            'airline_id',
+            'home_airport_id',
+            'curr_airport_id',
+            'rank_id'
         ];
 
     /**
@@ -86,14 +90,6 @@ class User extends Authenticatable
         return $this->airline->code.str_pad($this->id, 3, '0', STR_PAD_LEFT);
     }
 
-    public function gravatar()
-    {
-        $size = 80;
-        $default = 'https://en.gravatar.com/userimage/12856995/7c7c1da6387853fea65ff74983055386.png';
-        return "https://www.gravatar.com/avatar/" .
-                md5( strtolower( trim( $this->email) ) ) . "?d=" . urlencode( $default ) . "&s=" . $size;
-    }
-
     /**
      * Foreign Keys
      */