Cleaned up bangs and lowercase booleans, and fixed userdata return on not found to NULL
diff --git a/system/libraries/Session/drivers/Session_native.php b/system/libraries/Session/drivers/Session_native.php
index 7fbe9f8..8388e06 100755
--- a/system/libraries/Session/drivers/Session_native.php
+++ b/system/libraries/Session/drivers/Session_native.php
@@ -161,10 +161,10 @@
 	 * Regenerate the session id
 	 *
 	 * @access	public
-	 * @param	boolean	Destroy session data flag (default: false)
+	 * @param	boolean	Destroy session data flag (default: FALSE)
 	 * @return	void
 	 */
-	public function sess_regenerate($destroy = false)
+	public function sess_regenerate($destroy = FALSE)
 	{
 		// Just regenerate id, passing destroy flag
 		session_regenerate_id($destroy);