corrupt whitespaces.
- provide additional information (which is unsuitable for
the commit message) between the "---" and the diffstat
- - send the patch to the list _and_ the maintainer
+ - send the patch to the list (git@vger.kernel.org) and the
+ maintainer (gitster@pobox.com).
- if you change, add, or remove a command line option or
make some other user interface change, the associated
documentation should be updated as well.