gofmt everything, even the vendor.

Former-commit-id: c2bf34c63b5cc6c974ce2b3bcf04bb1c9b77efaf

addr.go

@@ -150,7 +150,7 @@ func (ln TCPKeepAliveListener) Accept() (c net.Conn, err error) {
 	return tc, nil
 }
 
-///TODO:
+///TODO: ?
 // func (ln TCPKeepAliveListener) Close() error {
 // 	return nil
 // }