Remove some tabs
diff --git a/system/core/Security.php b/system/core/Security.php
index f09298b..d7881d8 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -176,7 +176,7 @@
 			unset($_COOKIE[$this->_csrf_cookie_name]);
 			$this->_csrf_hash = '';
 		}
-		
+
 		$this->_csrf_set_hash();
 		$this->csrf_set_cookie();