t / t5100 / rfc2047-info-0004on commit t7610-mergetool: use test_cmp instead of test $(cat file) = $txt (e10dffd)
   1Author: Nathaniel Borenstein (םולש ןב ילטפנ)
   2Email: nsb@thumper.bellcore.com
   3Subject: Test of new header generator
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