add new api-module to output list of possible modules/functions

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>

lib/classes/api/interface.ResourceEntity.php

@@ -0,0 +1,15 @@
+<?php
+
+interface ResourceEntity
+{
+
+	public function list();
+
+	public function get();
+
+	public function add();
+
+	public function update();
+
+	public function delete();
+}