[PATCHv3] notmuch-show: include Bcc header in json output

[David Bremner]

Michal Nazarewicz <mpn at google.com> writes:

> From: Michal Nazarewicz <mina86 at mina86.com>
>
> With this change, emacs users can use notmuch-message-headers
> variable to configure notmuch-show display Bcc header.

Pushed; a small patch for NEWS would be good.

d