[PATCH v8 0/4] format-patch: add cover-letter-format option

Squashed the documentation changes to their relevant patch and added a new format preset "chronological".

Thank you for the reviews

[1/4] format-patch: move cover letter summary generation (Mirko Faina) [2/4] format-patch: add ability to use alt cover format (Mirko Faina) [3/4] format-patch: add "chronological" format for cover (Mirko Faina) [4/4] format-patch: add commitListFormat config (Mirko Faina)

 Documentation/config/format.adoc    |   5 ++
 Documentation/git-format-patch.adoc |  12 +++
 builtin/log.c                       |  82 ++++++++++++++----
 pretty.c                            |  15 ++++
 t/t4014-format-patch.sh             | 126 ++++++++++++++++++++++++++++
 t/t9902-completion.sh               |   1 +
 6 files changed, 227 insertions(+), 14 deletions(-)