Initial moves to new API scheme.

Implements a better middleware for handling API authentication, as well
as cleaner route handling.

app/Models/APIKey.php

@@ -42,6 +42,15 @@ class APIKey extends Model
      */
     protected $hidden = ['secret'];
 
+    /**
+     * Cast values to correct type.
+     *
+     * @var array
+     */
+    protected $casts = [
+        'allowed_ips' => 'json',
+    ];
+
     /**
      * Fields that are not mass assignable.
      *