docs: add int to @param $id

There is no way to pass int value to the controller method now,
unless extending Router. But $id may be essentially int, and
we should support int.

Author: kenjis

system/RESTful/ResourceController.php

@@ -34,7 +34,7 @@ public function index()
     /**
      * Return the properties of a resource object
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */
@@ -66,7 +66,7 @@ public function create()
     /**
      * Return the editable properties of a resource object
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */
@@ -78,7 +78,7 @@ public function edit($id = null)
     /**
      * Add or update a model resource, from "posted" properties
      *
-     * @param string|null $id
+     * @param string|null|int$id
      *
      * @return Response|string|void
      */
@@ -90,7 +90,7 @@ public function update($id = null)
     /**
      * Delete the designated resource object from the model
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */

system/RESTful/ResourcePresenter.php

@@ -31,7 +31,7 @@ public function index()
     /**
      * Present a view to present a specific resource object
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */
@@ -64,7 +64,7 @@ public function create()
     /**
      * Present a view to edit the properties of a specific resource object
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */
@@ -77,7 +77,7 @@ public function edit($id = null)
      * Process the updating, full or partial, of a specific resource object.
      * This should be a POST.
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */
@@ -89,7 +89,7 @@ public function update($id = null)
     /**
      * Present a view to confirm the deletion of a specific resource object
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */
@@ -101,7 +101,7 @@ public function remove($id = null)
     /**
      * Process the deletion of a specific resource object
      *
-     * @param string|null $id
+     * @param int|string|null $id
      *
      * @return Response|string|void
      */