[PATCH v3] notmuch/emacs: Observe the charset of text/html parts, where known.

[Austin Clements]

Quoth David Edmondson on Jan 13 at  9:44 am:
> Add the charset of text/html parts to the JSON output of 'notmuch
> -show' when it is known. Observe the encoding when rendering such
> parts in emacs.
> ---
> 
> Commentary added.
> 
>  emacs/notmuch-show.el |    3 ++-
>  notmuch-show.c        |   28 +++++++++++++++++++++++-----
>  2 files changed, 25 insertions(+), 6 deletions(-)

LGTM.