mail.sh: suppress empty log sections
commite2ad7be6ecca7a56b0511968fe3f3815753529fc
authorKyle J. McKay <mackyle@gmail.com>
Tue, 21 Nov 2017 00:04:49 +0000 (20 16:04 -0800)
committerKyle J. McKay <mackyle@gmail.com>
Tue, 21 Nov 2017 00:04:49 +0000 (20 16:04 -0800)
treebc051c4f47c90204ab9365edf5ddb7f027140b73
parentcbd19115a4d8639ed2058352619893a30fd4bccb
mail.sh: suppress empty log sections

Instead of including an empty "Log" section when a
ref change does not add any new revisions to the
repository, suppress it and show a message to that
effect.

This already happens automatically for a branch
"rewind".  Now make it happen for all changes.

Signed-off-by: Kyle J. McKay <mackyle@gmail.com>
taskd/mail.sh