t / t5100 / rfc2047-info-0004on commit repack_without_ref(): reimplement using do_for_each_ref_in_array() (d66da47)
   1Author: Nathaniel Borenstein (םולש ןב ילטפנ)
   2Email: nsb@thumper.bellcore.com
   3Subject: Test of new header generator
   4