t / t5100 / info0010on commit log --grep: use the same helper to set -E/-F options as "git grep" (34a4ae5)
   1Author: Lukas Sandström
   2Email: lukass@etek.chalmers.se
   3Subject: git-mailinfo: Fix getting the subject from the body
   4Date: Thu, 10 Jul 2008 23:41:33 +0200
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