[-] BO : Add a check on the scandir for the Employees theme

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@15654 b9a71923-0436-4b27-9f14-aed3839534dd

controllers/admin/AdminEmployeesController.php

@@ -111,7 +111,7 @@ class AdminEmployeesControllerCore extends AdminController
 
 		$path = _PS_ADMIN_DIR_.'/themes/';
 		foreach (scandir($path) as $theme)
-			if (file_exists($path.$theme.'/css/admin.css'))
+			if ($theme[0] != '.' && is_dir($path.$theme) && file_exists($path.$theme.'/css/admin.css'))
 				$this->themes[] = $theme;
 
 		$home_tab = Tab::getInstanceFromClassName('adminHome');