Update codebase to L5.4 (#367)

config/filesystems.php

@@ -39,45 +39,29 @@ return [
     | may even configure multiple disks of the same driver. Defaults have
     | been setup for each driver as an example of the required options.
     |
+    | Supported Drivers: "local", "ftp", "s3", "rackspace"
+    |
     */
-
     'disks' => [
 
         'local' => [
             'driver' => 'local',
-            'root'   => storage_path('app'),
+            'root' => storage_path('app'),
         ],
 
-        'ftp' => [
-            'driver'   => 'ftp',
-            'host'     => 'ftp.example.com',
-            'username' => 'your-username',
-            'password' => 'your-password',
-
-            // Optional FTP Settings...
-            // 'port'     => 21,
-            // 'root'     => '',
-            // 'passive'  => true,
-            // 'ssl'      => true,
-            // 'timeout'  => 30,
+        'public' => [
+            'driver' => 'local',
+            'root' => storage_path('app/public'),
+            'url' => env('APP_URL') . '/storage',
+            'visibility' => 'public',
         ],
 
         's3' => [
             'driver' => 's3',
-            'key'    => 'your-key',
-            'secret' => 'your-secret',
-            'region' => 'your-region',
-            'bucket' => 'your-bucket',
-        ],
-
-        'rackspace' => [
-            'driver'    => 'rackspace',
-            'username'  => 'your-username',
-            'key'       => 'your-key',
-            'container' => 'your-container',
-            'endpoint'  => 'https://identity.api.rackspacecloud.com/v2.0/',
-            'region'    => 'IAD',
-            'url_type'  => 'publicURL',
+            'key' => env('AWS_KEY'),
+            'secret' => env('AWS_SECRET'),
+            'region' => env('AWS_REGION'),
+            'bucket' => env('AWS_BUCKET'),
         ],
 
     ],