add config template file

hooks/templates/inc_user2roles.php.erb

+<?php
+/*
+ * IML DEPLOYMENT GUI
+ * USERS and assigned roles
+ * 
+ * remark: Every user logged in is member of "authenticated"
+ */
+
+return array(
+    // "authenticated" => array(),
+    // "developer" => array(),
+    // "projectmanager" => array(),
+    "admin" => array(<%= @replace["adminusers"] %>),
+    ),
+    
+);