[MlMt] Disable saving sent mail altogether?

[Zak McClellan]

>
> On 12 Jan 2016, at 17:21, David Green wrote:
>
>> On 12 Jan 2016, at 10:01, Sam Hathaway wrote:
>
>> As another BCC'er who lives with the duplication, I like BCC because
>> it
>>
>> 1. Let's me know the message got out
>
> For my work account I prefer to know whether a message has been
> delivered and use the experimental delivery status notifications
> feature:
>
>
> http://updates.mailmate-app.com/release_notes#experimental_support_for_requesting_dsns
>
> Works well for me.
>
> --Thomas

While I don't BCC email, I do request the delivery status notification 
as well.  Left over from my corporate Outlook days.  Benny (as always) 
was very helpful in getting the setting right for an IMAP hover account. 
  Not that familiar with Terminal but he walked me through to get things 
set up.

-Zak