PHPdoc updated

layout/Layout.php

@@ -56,7 +56,9 @@ abstract class Layout
     abstract protected function execute();
     
     /**
+     * Execute Action, insert action's result html into layout template and return Layout html
      * @param Action $action
+     * @return string
      */
     public function fetch($action)
     {
@@ -64,7 +66,11 @@ abstract class Layout
         $this->execute();
         return $this->view->fetch($this->getTemplate());
     }
-    
+
+    /**
+     * Return content of template
+     * @return string
+     */
     protected function getTemplate()
     {
         $template = ($this->template) ? $this->template : substr(get_class($this), 0, -6/*strlen('Layout')*/);