Added description and commitment to items

Author: Marc Serrat

src/Item.php

@@ -77,6 +77,17 @@ class Item extends Model
 
     public $unit;
 
+    /**
+     * @var string
+     */
+
+    public $description;
+
+    /**
+     * @var \stdClass
+     */
+    public $commitment;
+
     /**
      * Return a Param by ID
      * @param string $id