[MlMt] Adding header fields to pop-up menu in composition

[Randall Gellens]

On 16 Mar 2018, at 17:13, Bill Cole wrote:

> On 16 Mar 2018, at 14:34, Randall Gellens wrote:
>
>> How would I add other header fields to the pop-up menu for extra 
>> header fields when composing a message?
>
> Override the composerHeaders.plist file:
>
> cd Library/Application\ Support/MailMate/Resources
> cp 
> /Applications/MailMate.app/Contents/Resources/Layouts/composerHeaders.plist 
> .
> vi composerHeaders.plist
>
> The format is an old-style non-xml ASCII property list, like all the 
> MM customization files.
> _______________________________________________

Hmm.  Adding new entries in the same format has no effect on the pop-up 
menu.  Not even the added separator shows up.