update models + added social network account services

lib/User/Contracts/ServiceInterface.php

@@ -1,18 +1,10 @@
 <?php
 namespace Da\User\Contracts;
 
-/**
- *
- * ServiceInterface.php
- *
- * Date: 4/12/16
- * Time: 2:56
- * @author Antonio Ramirez <hola@2amigos.us>
- */
 interface ServiceInterface
 {
     /**
-     * @return void
+     * @return bool
      */
     public function run();
 }