[PATCH 12/25] patman: Update status command support cover-letter info

[Simon Glass]

Add support to the status module for reading and supporting cover
letters, including comments. Plumb this through to the patchwork module.
The actual support in the latter is not yet integrated.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 tools/patman/func_test.py | 16 +++++----
 tools/patman/patchwork.py | 15 ++++++---
 tools/patman/status.py    | 71 ++++++++++++++++++++++++++-------------
 3 files changed, 67 insertions(+), 35 deletions(-)

Applied to sjg/master, thanks!