[MlMt] Odd header choice when searching all mailboxes

[Bill Cole]

On 14 Nov 2018, at 20:19, Eric Sharakan wrote:

> Running r5559, in my "All Messages" mailbox, the "To" column is always 
> displayed, not the "From" column.  And it cannot be deselected; it's 
> greyed out.
>
> Is this expected?

It would be if for some reason "To" is selected as the "Outline Column" 
(which is the column used to indicate the thread hierarchy.)

-- 
Bill Cole