t / t5100 / msg0018--no-inbody-headerson commit travis-ci: use 'set -x' in 'ci/*' scripts for extra tracing output (4f26366)
   1From: Another Thor
   2 <a.thor@example.com>
   3Subject: This one contains
   4        a tab
   5 and a space
   6
   7a commit message
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