[PATCH v2] emacs: Allow part preferences to depend on message content.

[David Edmondson]

On Thu, Mar 24 2016, David Bremner <david at tethera.net> wrote:
> David Edmondson <dme at dme.org> writes:
>
>> Currently the preference for which sub-part of a multipart/alternative
>> part is shown is global. Allow to the user to override the settings on a
>> per-message basis by providing the ability to call a function that has
>> access to the message to return the discouraged type list.
>
> This patch looks fine, but it needs a smarter monkey than me to rebase
> it.

Updated patch follows id:1459699478-21167-1-git-send-email-dme at dme.org.